diff --git a/app/Device.php b/app/Device.php
new file mode 100644
index 0000000..4c588c0
--- /dev/null
+++ b/app/Device.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Device extends Model
+{
+    //
+}
diff --git a/app/Events/Alert.php b/app/Events/Alert.php
index 460f658..d2a82d1 100644
--- a/app/Events/Alert.php
+++ b/app/Events/Alert.php
@@ -25,6 +25,6 @@ public function broadcastOn()
 
   public function broadcastAs()
   {
-      return 'sound-detected';
+      return 'device-alert';
   }
 }
diff --git a/app/Events/BatteryAlert.php b/app/Events/BatteryAlert.php
deleted file mode 100644
index 56bc5ca..0000000
--- a/app/Events/BatteryAlert.php
+++ /dev/null
@@ -1,30 +0,0 @@
-<?php
-
-namespace App\Events;
-
-use Illuminate\Queue\SerializesModels;
-use Illuminate\Foundation\Events\Dispatchable;
-use Illuminate\Broadcasting\InteractsWithSockets;
-use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
-
-class BatteryAlert implements ShouldBroadcast
-{
-  use Dispatchable, InteractsWithSockets, SerializesModels;
-
-  public $message;
-
-  public function __construct($message)
-  {
-      $this->message = $message;
-  }
-
-  public function broadcastOn()
-  {
-      return ['alerts-channel'];
-  }
-
-  public function broadcastAs()
-  {
-      return 'battery-status';
-  }
-}
diff --git a/app/Http/Controllers/DeviceController.php b/app/Http/Controllers/DeviceController.php
index 3944cba..d6b2d80 100644
--- a/app/Http/Controllers/DeviceController.php
+++ b/app/Http/Controllers/DeviceController.php
@@ -2,7 +2,7 @@
 
 namespace App\Http\Controllers;
 
-use App\Events\{Alert, BatteryAlert};
+use App\Events\{Alert, DeviceAlert};
 use Illuminate\Http\Request;
 
 class DeviceController extends Controller
@@ -12,16 +12,19 @@ public function alert(Request $request) {
         $requestData = json_decode($request->getContent());
 
         // check if data is sent by our TTN device
-        if(isset($requestData->app_id) && $requestData->app_id == 'wood-beacon') {
+        if (isset($requestData->app_id) && $requestData->app_id == 'wood-beacon') {
+            // define payload fields
+            $oPayloadFields = $requestData->payload_fields->message;
+
+            // broadcast the event with Pusher
+            event(new Alert($oPayloadFields));
 
             // check the sent action
-            switch ($requestData->payload_fields->message->action) {
+            switch ($oPayloadFields->action) {
                 case 'sound-detected':
-                    event(new Alert($requestData->payload_fields->message));
                     break;
 
-                case 'device-battery':
-                    event(new BatteryAlert($requestData->payload_fields->battery));
+                case 'device-alert':
                     break;
 
                 default:
diff --git a/database/migrations/2019_11_09_175045_create_devices_table.php b/database/migrations/2019_11_09_175045_create_devices_table.php
new file mode 100644
index 0000000..ffba5d7
--- /dev/null
+++ b/database/migrations/2019_11_09_175045_create_devices_table.php
@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateDevicesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('devices', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('devices');
+    }
+}
diff --git a/package-lock.json b/package-lock.json
index a43c0c4..e87d266 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -832,6 +832,15 @@
                 "to-fast-properties": "^2.0.0"
             }
         },
+        "@google/maps": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/@google/maps/-/maps-1.0.2.tgz",
+            "integrity": "sha512-iTsvIIgVjIicC+UdLCJOMSBnOmLnmgnOXrjTBUUQr/ffBMfH9GdnlrA9R+vH/kZSFEp9AZUDw0vJ5ES6avfTPQ==",
+            "requires": {
+                "https-proxy-agent": "^3.0.0",
+                "uuid": ">=2.2.1"
+            }
+        },
         "@mrmlnc/readdir-enhanced": {
             "version": "2.2.1",
             "resolved": "https://registry.npmjs.org/@mrmlnc/readdir-enhanced/-/readdir-enhanced-2.2.1.tgz",
@@ -848,6 +857,11 @@
             "integrity": "sha512-shAmDyaQC4H92APFoIaVDHCx5bStIocgvbwQyxPRrbUY20V1EYTbSDchWbuwlMG3V17cprZhA6+78JfB+3DTPw==",
             "dev": true
         },
+        "@types/caseless": {
+            "version": "0.12.2",
+            "resolved": "https://registry.npmjs.org/@types/caseless/-/caseless-0.12.2.tgz",
+            "integrity": "sha512-6ckxMjBBD8URvjB6J3NcnuAn5Pkl7t3TizAg+xdlzzQGSPSmBcXf8KoIH0ua/i+tio+ZRUHEXp0HEmvaR4kt0w=="
+        },
         "@types/events": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/@types/events/-/events-3.0.0.tgz",
@@ -874,8 +888,7 @@
         "@types/node": {
             "version": "12.7.12",
             "resolved": "https://registry.npmjs.org/@types/node/-/node-12.7.12.tgz",
-            "integrity": "sha512-KPYGmfD0/b1eXurQ59fXD1GBzhSQfz6/lKBxkaHX9dKTzjXbK68Zt7yGUxUsCS1jeTy/8aL+d9JEr+S54mpkWQ==",
-            "dev": true
+            "integrity": "sha512-KPYGmfD0/b1eXurQ59fXD1GBzhSQfz6/lKBxkaHX9dKTzjXbK68Zt7yGUxUsCS1jeTy/8aL+d9JEr+S54mpkWQ=="
         },
         "@types/q": {
             "version": "1.5.2",
@@ -883,6 +896,22 @@
             "integrity": "sha512-ce5d3q03Ex0sy4R14722Rmt6MT07Ua+k4FwDfdcToYJcMKNtRVQvJ6JCAPdAmAnbRb6CsX6aYb9m96NGod9uTw==",
             "dev": true
         },
+        "@types/request": {
+            "version": "2.48.3",
+            "resolved": "https://registry.npmjs.org/@types/request/-/request-2.48.3.tgz",
+            "integrity": "sha512-3Wo2jNYwqgXcIz/rrq18AdOZUQB8cQ34CXZo+LUwPJNpvRAL86+Kc2wwI8mqpz9Cr1V+enIox5v+WZhy/p3h8w==",
+            "requires": {
+                "@types/caseless": "*",
+                "@types/node": "*",
+                "@types/tough-cookie": "*",
+                "form-data": "^2.5.0"
+            }
+        },
+        "@types/tough-cookie": {
+            "version": "2.3.5",
+            "resolved": "https://registry.npmjs.org/@types/tough-cookie/-/tough-cookie-2.3.5.tgz",
+            "integrity": "sha512-SCcK7mvGi3+ZNz833RRjFIxrn4gI1PPR3NtuIS+6vMkvmsGjosqTJwRt5bAEFLRz+wtJMWv8+uOnZf2hi2QXTg=="
+        },
         "@vue/component-compiler-utils": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/@vue/component-compiler-utils/-/component-compiler-utils-3.0.0.tgz",
@@ -1112,6 +1141,11 @@
             "integrity": "sha512-NuHqBY1PB/D8xU6s/thBgOAiAP7HOYDQ32+BFZILJ8ivkUkAHQnWfn6WhL79Owj1qmUnoN/YPhktdIoucipkAQ==",
             "dev": true
         },
+        "abbrev": {
+            "version": "1.1.1",
+            "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+            "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+        },
         "accepts": {
             "version": "1.3.7",
             "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
@@ -1174,11 +1208,18 @@
                 }
             }
         },
+        "agent-base": {
+            "version": "4.3.0",
+            "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz",
+            "integrity": "sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==",
+            "requires": {
+                "es6-promisify": "^5.0.0"
+            }
+        },
         "ajv": {
             "version": "6.10.2",
             "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
             "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
-            "dev": true,
             "requires": {
                 "fast-deep-equal": "^2.0.1",
                 "fast-json-stable-stringify": "^2.0.0",
@@ -1204,6 +1245,14 @@
             "integrity": "sha1-l6ERlkmyEa0zaR2fn0hqjsn74KM=",
             "dev": true
         },
+        "ansi-align": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/ansi-align/-/ansi-align-2.0.0.tgz",
+            "integrity": "sha1-w2rsy6VjuJzrVW82kPCx2eNUf38=",
+            "requires": {
+                "string-width": "^2.0.0"
+            }
+        },
         "ansi-colors": {
             "version": "3.2.4",
             "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-3.2.4.tgz",
@@ -1226,7 +1275,6 @@
             "version": "3.2.1",
             "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
             "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
-            "dev": true,
             "requires": {
                 "color-convert": "^1.9.0"
             }
@@ -1235,7 +1283,6 @@
             "version": "2.0.0",
             "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-2.0.0.tgz",
             "integrity": "sha512-5teOsQWABXHHBFP9y3skS5P3d/WfWXpv3FUpy+LorMrNYaT9pI4oLMQX7jzQ2KklNpGpWHzdCXTDT2Y3XGlZBw==",
-            "dev": true,
             "requires": {
                 "micromatch": "^3.1.4",
                 "normalize-path": "^2.1.1"
@@ -1245,7 +1292,6 @@
                     "version": "2.1.1",
                     "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
                     "integrity": "sha1-GrKLVW4Zg2Oowab35vogE3/mrtk=",
-                    "dev": true,
                     "requires": {
                         "remove-trailing-separator": "^1.0.1"
                     }
@@ -1270,20 +1316,17 @@
         "arr-diff": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-4.0.0.tgz",
-            "integrity": "sha1-1kYQdP6/7HHn4VI1dhoyml3HxSA=",
-            "dev": true
+            "integrity": "sha1-1kYQdP6/7HHn4VI1dhoyml3HxSA="
         },
         "arr-flatten": {
             "version": "1.1.0",
             "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
-            "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
-            "dev": true
+            "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg=="
         },
         "arr-union": {
             "version": "3.1.0",
             "resolved": "https://registry.npmjs.org/arr-union/-/arr-union-3.1.0.tgz",
-            "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=",
-            "dev": true
+            "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ="
         },
         "array-flatten": {
             "version": "2.1.2",
@@ -1309,8 +1352,7 @@
         "array-unique": {
             "version": "0.3.2",
             "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
-            "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=",
-            "dev": true
+            "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg="
         },
         "arrify": {
             "version": "1.0.1",
@@ -1318,6 +1360,14 @@
             "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
             "dev": true
         },
+        "asn1": {
+            "version": "0.2.4",
+            "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+            "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+            "requires": {
+                "safer-buffer": "~2.1.0"
+            }
+        },
         "asn1.js": {
             "version": "4.10.1",
             "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
@@ -1356,11 +1406,15 @@
                 }
             }
         },
+        "assert-plus": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+            "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+        },
         "assign-symbols": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/assign-symbols/-/assign-symbols-1.0.0.tgz",
-            "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=",
-            "dev": true
+            "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
         },
         "ast-types": {
             "version": "0.9.6",
@@ -1380,8 +1434,7 @@
         "async-each": {
             "version": "1.0.3",
             "resolved": "https://registry.npmjs.org/async-each/-/async-each-1.0.3.tgz",
-            "integrity": "sha512-z/WhQ5FPySLdvREByI2vZiTWwCnF0moMJ1hK9YQwDTHKh6I7/uSckMetoRGb5UBZPC1z0jlw+n/XCgjeH7y1AQ==",
-            "dev": true
+            "integrity": "sha512-z/WhQ5FPySLdvREByI2vZiTWwCnF0moMJ1hK9YQwDTHKh6I7/uSckMetoRGb5UBZPC1z0jlw+n/XCgjeH7y1AQ=="
         },
         "async-limiter": {
             "version": "1.0.1",
@@ -1389,11 +1442,15 @@
             "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==",
             "dev": true
         },
+        "asynckit": {
+            "version": "0.4.0",
+            "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+            "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+        },
         "atob": {
             "version": "2.1.2",
             "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
-            "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
-            "dev": true
+            "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg=="
         },
         "autoprefixer": {
             "version": "9.6.5",
@@ -1410,6 +1467,16 @@
                 "postcss-value-parser": "^4.0.2"
             }
         },
+        "aws-sign2": {
+            "version": "0.7.0",
+            "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
+            "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
+        },
+        "aws4": {
+            "version": "1.8.0",
+            "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
+            "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ=="
+        },
         "axios": {
             "version": "0.19.0",
             "resolved": "https://registry.npmjs.org/axios/-/axios-0.19.0.tgz",
@@ -1499,14 +1566,12 @@
         "balanced-match": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-            "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-            "dev": true
+            "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
         },
         "base": {
             "version": "0.11.2",
             "resolved": "https://registry.npmjs.org/base/-/base-0.11.2.tgz",
             "integrity": "sha512-5T6P4xPgpp0YDFvSWwEZ4NoE3aM4QBQXDzmVbraCkFj8zHM+mba8SyqB5DbZWyR7mYHo6Y7BdQo3MoA4m0TeQg==",
-            "dev": true,
             "requires": {
                 "cache-base": "^1.0.1",
                 "class-utils": "^0.3.5",
@@ -1521,7 +1586,6 @@
                     "version": "1.0.0",
                     "resolved": "https://registry.npmjs.org/define-property/-/define-property-1.0.0.tgz",
                     "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
-                    "dev": true,
                     "requires": {
                         "is-descriptor": "^1.0.0"
                     }
@@ -1530,7 +1594,6 @@
                     "version": "1.0.0",
                     "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
                     "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
-                    "dev": true,
                     "requires": {
                         "kind-of": "^6.0.0"
                     }
@@ -1539,7 +1602,6 @@
                     "version": "1.0.0",
                     "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
                     "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
-                    "dev": true,
                     "requires": {
                         "kind-of": "^6.0.0"
                     }
@@ -1548,7 +1610,6 @@
                     "version": "1.0.2",
                     "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
                     "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
-                    "dev": true,
                     "requires": {
                         "is-accessor-descriptor": "^1.0.0",
                         "is-data-descriptor": "^1.0.0",
@@ -1569,6 +1630,21 @@
             "integrity": "sha1-3DQxT05nkxgJP8dgJyUl+UvyXBY=",
             "dev": true
         },
+        "bcrypt-pbkdf": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+            "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
+            "requires": {
+                "tweetnacl": "^0.14.3"
+            },
+            "dependencies": {
+                "tweetnacl": {
+                    "version": "0.14.5",
+                    "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+                    "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+                }
+            }
+        },
         "big.js": {
             "version": "5.2.2",
             "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
@@ -1578,8 +1654,7 @@
         "binary-extensions": {
             "version": "1.13.1",
             "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-1.13.1.tgz",
-            "integrity": "sha512-Un7MIEDdUC5gNpcGDV97op1Ywk748MpHcFTHoYs6qnj1Z3j7I53VG3nwZhKzoBZmbdRNnb6WRdFlwl7tSDuZGw==",
-            "dev": true
+            "integrity": "sha512-Un7MIEDdUC5gNpcGDV97op1Ywk748MpHcFTHoYs6qnj1Z3j7I53VG3nwZhKzoBZmbdRNnb6WRdFlwl7tSDuZGw=="
         },
         "bluebird": {
             "version": "3.7.0",
@@ -1654,11 +1729,31 @@
             "integrity": "sha512-rXqOmH1VilAt2DyPzluTi2blhk17bO7ef+zLLPlWvG494pDxcM234pJ8wTc/6R40UWizAIIMgxjvxZg5kmsbag==",
             "dev": true
         },
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-            "dev": true
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@@ -3738,6 +3929,11 @@
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+        },
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             "version": "1.6.18",
             "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -8843,6 +9356,24 @@
                 }
             }
         },
+        "undefsafe": {
+            "version": "2.0.2",
+            "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.2.tgz",
+            "integrity": "sha1-Il9rngM3Zj4Njnz9aG/Cg2zKznY=",
+            "requires": {
+                "debug": "^2.2.0"
+            },
+            "dependencies": {
+                "debug": {
+                    "version": "2.6.9",
+                    "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+                    "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+                    "requires": {
+                        "ms": "2.0.0"
+                    }
+                }
+            }
+        },
         "unicode-canonical-property-names-ecmascript": {
             "version": "1.0.4",
             "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-1.0.4.tgz",
@@ -8875,7 +9406,6 @@
             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.1.tgz",
             "integrity": "sha512-tJfXmxMeWYnczCVs7XAEvIV7ieppALdyepWMkHkwciRpZraG/xwT+s2JN8+pr1+8jCRf80FFzvr+MpQeeoF4Xg==",
-            "dev": true,
             "requires": {
                 "arr-union": "^3.1.0",
                 "get-value": "^2.0.6",
@@ -8886,8 +9416,7 @@
                 "is-extendable": {
                     "version": "0.1.1",
                     "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-0.1.1.tgz",
-                    "integrity": "sha1-YrEQ4omkcUGOPsNqYX1HLjAd/Ik=",
-                    "dev": true
+                    "integrity": "sha1-YrEQ4omkcUGOPsNqYX1HLjAd/Ik="
                 }
             }
         },
@@ -8921,6 +9450,14 @@
                 "imurmurhash": "^0.1.4"
             }
         },
+        "unique-string": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/unique-string/-/unique-string-1.0.0.tgz",
+            "integrity": "sha1-nhBXzKhRq7kzmPizOuGHuZyuwRo=",
+            "requires": {
+                "crypto-random-string": "^1.0.0"
+            }
+        },
         "universalify": {
             "version": "0.1.2",
             "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
@@ -8943,7 +9480,6 @@
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
             "integrity": "sha1-g3aHP30jNRef+x5vw6jtDfyKtVk=",
-            "dev": true,
             "requires": {
                 "has-value": "^0.3.1",
                 "isobject": "^3.0.0"
@@ -8953,7 +9489,6 @@
                     "version": "0.3.1",
                     "resolved": "https://registry.npmjs.org/has-value/-/has-value-0.3.1.tgz",
                     "integrity": "sha1-ex9YutpiyoJ+wKIHgCVlSEWZXh8=",
-                    "dev": true,
                     "requires": {
                         "get-value": "^2.0.3",
                         "has-values": "^0.1.4",
@@ -8964,7 +9499,6 @@
                             "version": "2.1.0",
                             "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
                             "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
-                            "dev": true,
                             "requires": {
                                 "isarray": "1.0.0"
                             }
@@ -8974,16 +9508,36 @@
                 "has-values": {
                     "version": "0.1.4",
                     "resolved": "https://registry.npmjs.org/has-values/-/has-values-0.1.4.tgz",
-                    "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E=",
-                    "dev": true
+                    "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E="
                 }
             }
         },
+        "unzip-response": {
+            "version": "2.0.1",
+            "resolved": "https://registry.npmjs.org/unzip-response/-/unzip-response-2.0.1.tgz",
+            "integrity": "sha1-0vD3N9FrBhXnKmk17QQhRXLVb5c="
+        },
         "upath": {
             "version": "1.2.0",
             "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
-            "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg==",
-            "dev": true
+            "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg=="
+        },
+        "update-notifier": {
+            "version": "2.5.0",
+            "resolved": "https://registry.npmjs.org/update-notifier/-/update-notifier-2.5.0.tgz",
+            "integrity": "sha512-gwMdhgJHGuj/+wHJJs9e6PcCszpxR1b236igrOkUofGhqJuG+amlIKwApH1IW1WWl7ovZxsX49lMBWLxSdm5Dw==",
+            "requires": {
+                "boxen": "^1.2.1",
+                "chalk": "^2.0.1",
+                "configstore": "^3.0.0",
+                "import-lazy": "^2.1.0",
+                "is-ci": "^1.0.10",
+                "is-installed-globally": "^0.1.0",
+                "is-npm": "^1.0.0",
+                "latest-version": "^3.0.0",
+                "semver-diff": "^2.0.0",
+                "xdg-basedir": "^3.0.0"
+            }
         },
         "upper-case": {
             "version": "1.1.3",
@@ -8995,7 +9549,6 @@
             "version": "4.2.2",
             "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
             "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
-            "dev": true,
             "requires": {
                 "punycode": "^2.1.0"
             }
@@ -9003,8 +9556,7 @@
         "urix": {
             "version": "0.1.0",
             "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
-            "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
-            "dev": true
+            "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI="
         },
         "url": {
             "version": "0.11.0",
@@ -9034,11 +9586,18 @@
                 "requires-port": "^1.0.0"
             }
         },
+        "url-parse-lax": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
+            "integrity": "sha1-evjzA2Rem9eaJy56FKxovAYJ2nM=",
+            "requires": {
+                "prepend-http": "^1.0.1"
+            }
+        },
         "use": {
             "version": "3.1.1",
             "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
-            "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==",
-            "dev": true
+            "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ=="
         },
         "util": {
             "version": "0.11.1",
@@ -9060,8 +9619,7 @@
         "util-deprecate": {
             "version": "1.0.2",
             "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-            "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
-            "dev": true
+            "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
         },
         "util.promisify": {
             "version": "1.0.0",
@@ -9082,8 +9640,7 @@
         "uuid": {
             "version": "3.3.3",
             "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.3.tgz",
-            "integrity": "sha512-pW0No1RGHgzlpHJO1nsVrHKpOEIxkGg1xB+v0ZmdNH5OAeAwzAVrCnI2/6Mtx+Uys6iaylxa+D3g4j63IKKjSQ==",
-            "dev": true
+            "integrity": "sha512-pW0No1RGHgzlpHJO1nsVrHKpOEIxkGg1xB+v0ZmdNH5OAeAwzAVrCnI2/6Mtx+Uys6iaylxa+D3g4j63IKKjSQ=="
         },
         "v8-compile-cache": {
             "version": "2.0.3",
@@ -9103,6 +9660,16 @@
             "integrity": "sha512-fOi47nsJP5Wqefa43kyWSg80qF+Q3XA6MUkgi7Hp1HQaKDQW4cQrK2D0P7mmbFtsV1N89am55Yru/nyEwRubcw==",
             "dev": true
         },
+        "verror": {
+            "version": "1.10.0",
+            "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+            "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+            "requires": {
+                "assert-plus": "^1.0.0",
+                "core-util-is": "1.0.2",
+                "extsprintf": "^1.2.0"
+            }
+        },
         "vm-browserify": {
             "version": "1.1.0",
             "resolved": "https://registry.npmjs.org/vm-browserify/-/vm-browserify-1.1.0.tgz",
@@ -9490,7 +10057,6 @@
             "version": "1.3.1",
             "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
             "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
-            "dev": true,
             "requires": {
                 "isexe": "^2.0.0"
             }
@@ -9501,6 +10067,14 @@
             "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
             "dev": true
         },
+        "widest-line": {
+            "version": "2.0.1",
+            "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.1.tgz",
+            "integrity": "sha512-Ba5m9/Fa4Xt9eb2ELXt77JxVDV8w7qQrH0zS/TWSJdLyAwQjWoOzpzj5lwVftDz6n/EOu3tNACS84v509qwnJA==",
+            "requires": {
+                "string-width": "^2.1.1"
+            }
+        },
         "worker-farm": {
             "version": "1.7.0",
             "resolved": "https://registry.npmjs.org/worker-farm/-/worker-farm-1.7.0.tgz",
@@ -9555,6 +10129,16 @@
             "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
             "dev": true
         },
+        "write-file-atomic": {
+            "version": "2.4.3",
+            "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
+            "integrity": "sha512-GaETH5wwsX+GcnzhPgKcKjJ6M2Cq3/iZp1WyY/X1CSqrW+jVNM9Y7D8EC2sM4ZG/V8wZlSniJnCKWPmBYAucRQ==",
+            "requires": {
+                "graceful-fs": "^4.1.11",
+                "imurmurhash": "^0.1.4",
+                "signal-exit": "^3.0.2"
+            }
+        },
         "ws": {
             "version": "6.2.1",
             "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
@@ -9564,11 +10148,15 @@
                 "async-limiter": "~1.0.0"
             }
         },
+        "xdg-basedir": {
+            "version": "3.0.0",
+            "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-3.0.0.tgz",
+            "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ="
+        },
         "xtend": {
             "version": "4.0.2",
             "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
-            "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
-            "dev": true
+            "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
         },
         "y18n": {
             "version": "4.0.0",
diff --git a/package.json b/package.json
index 34870ec..03cf4b3 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,14 @@
         "vue-template-compiler": "^2.6.10"
     },
     "dependencies": {
-        "sweetalert2": "^8.18.4"
+        "@google/maps": "^1.0.2",
+        "fs": "0.0.1-security",
+        "google-maps": "^3.3.0",
+        "net": "^1.0.2",
+        "npm-watch": "^0.6.0",
+        "pusher": "^3.0.0",
+        "pusher-js": "^5.0.2",
+        "sweetalert2": "^8.18.4",
+        "tls": "0.0.1"
     }
 }
diff --git a/public/css/app.css b/public/css/app.css
index 29e1d56..615e887 100644
--- a/public/css/app.css
+++ b/public/css/app.css
@@ -2,43 +2,97 @@
 $font-size-base: 0.9rem;
 $line-height-base: 1.6;*/
 
-.device-status {
-  display: inline-block;
-  width: 22px;
-  height: 22px;
+.status {
+  background: black;
   border-radius: 50%;
-  background: rgba(17, 126, 21, 0.4);
-  cursor: pointer;
-  box-shadow: 0 0 0 rgba(17, 126, 21, 0.4);
-  -webkit-animation: pulse 2s infinite;
-          animation: pulse 2s infinite;
+  box-shadow: 0 0 0 0 black;
+  margin: 10px auto 0;
+  height: 20px;
+  width: 20px;
+  transform: scale(1);
+  -webkit-animation: pulse-black 2s infinite;
+          animation: pulse-black 2s infinite;
+}
+
+.status.offline {
+  background: #ff5252;
+  box-shadow: 0 0 0 0 #ff5252;
+  -webkit-animation: status-offline 2s infinite;
+          animation: status-offline 2s infinite;
 }
 
-@-webkit-keyframes device-status {
+@-webkit-keyframes status-offline {
   0% {
-    -webkit-box-shadow: 0 0 0 0 rgba(17, 126, 21, 0.4);
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(255, 82, 82, 0.7);
   }
 
   70% {
-    -webkit-box-shadow: 0 0 0 10px rgba(204, 169, 44, 0);
+    transform: scale(1);
+    box-shadow: 0 0 0 10px rgba(255, 82, 82, 0);
   }
 
   100% {
-    -webkit-box-shadow: 0 0 0 0 rgba(204, 169, 44, 0);
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(255, 82, 82, 0);
   }
 }
 
-@keyframes device-status {
+@keyframes status-offline {
   0% {
-    box-shadow: 0 0 0 0 rgba(17, 126, 21, 0.91);
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(255, 82, 82, 0.7);
   }
 
   70% {
-    box-shadow: 0 0 0 10px rgba(204, 169, 44, 0);
+    transform: scale(1);
+    box-shadow: 0 0 0 10px rgba(255, 82, 82, 0);
   }
 
   100% {
-    box-shadow: 0 0 0 0 rgba(204, 169, 44, 0);
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(255, 82, 82, 0);
+  }
+}
+
+.status.online {
+  background: #00c369;
+  box-shadow: 0 0 0 0 #00de7e;
+  -webkit-animation: status-online 2s infinite;
+          animation: status-online 2s infinite;
+}
+
+@-webkit-keyframes status-online {
+  0% {
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(51, 217, 178, 0.7);
+  }
+
+  70% {
+    transform: scale(1);
+    box-shadow: 0 0 0 10px rgba(51, 217, 178, 0);
+  }
+
+  100% {
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(51, 217, 178, 0);
+  }
+}
+
+@keyframes status-online {
+  0% {
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(51, 217, 178, 0.7);
+  }
+
+  70% {
+    transform: scale(1);
+    box-shadow: 0 0 0 10px rgba(51, 217, 178, 0);
+  }
+
+  100% {
+    transform: scale(0.95);
+    box-shadow: 0 0 0 0 rgba(51, 217, 178, 0);
   }
 }
 
@@ -80,10 +134,6 @@ $line-height-base: 1.6;*/
   }
 }
 
-.card:not(:first-child) {
-  margin-top: 25px;
-}
-
 .card:hover {
   transform: scale(1.05);
   box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
diff --git a/public/js/app.js b/public/js/app.js
index 0a2ade1..f006c92 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -86,6 +86,8571 @@
 /************************************************************************/
 /******/ ({
 
+/***/ "./node_modules/base64-js/index.js":
+/*!*****************************************!*\
+  !*** ./node_modules/base64-js/index.js ***!
+  \*****************************************/
+/*! no static exports found */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+exports.byteLength = byteLength
+exports.toByteArray = toByteArray
+exports.fromByteArray = fromByteArray
+
+var lookup = []
+var revLookup = []
+var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array
+
+var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
+for (var i = 0, len = code.length; i < len; ++i) {
+  lookup[i] = code[i]
+  revLookup[code.charCodeAt(i)] = i
+}
+
+// Support decoding URL-safe base64 strings, as Node.js does.
+// See: https://en.wikipedia.org/wiki/Base64#URL_applications
+revLookup['-'.charCodeAt(0)] = 62
+revLookup['_'.charCodeAt(0)] = 63
+
+function getLens (b64) {
+  var len = b64.length
+
+  if (len % 4 > 0) {
+    throw new Error('Invalid string. Length must be a multiple of 4')
+  }
+
+  // Trim off extra bytes after placeholder bytes are found
+  // See: https://github.com/beatgammit/base64-js/issues/42
+  var validLen = b64.indexOf('=')
+  if (validLen === -1) validLen = len
+
+  var placeHoldersLen = validLen === len
+    ? 0
+    : 4 - (validLen % 4)
+
+  return [validLen, placeHoldersLen]
+}
+
+// base64 is 4/3 + up to two characters of the original data
+function byteLength (b64) {
+  var lens = getLens(b64)
+  var validLen = lens[0]
+  var placeHoldersLen = lens[1]
+  return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
+}
+
+function _byteLength (b64, validLen, placeHoldersLen) {
+  return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
+}
+
+function toByteArray (b64) {
+  var tmp
+  var lens = getLens(b64)
+  var validLen = lens[0]
+  var placeHoldersLen = lens[1]
+
+  var arr = new Arr(_byteLength(b64, validLen, placeHoldersLen))
+
+  var curByte = 0
+
+  // if there are placeholders, only get up to the last complete 4 chars
+  var len = placeHoldersLen > 0
+    ? validLen - 4
+    : validLen
+
+  var i
+  for (i = 0; i < len; i += 4) {
+    tmp =
+      (revLookup[b64.charCodeAt(i)] << 18) |
+      (revLookup[b64.charCodeAt(i + 1)] << 12) |
+      (revLookup[b64.charCodeAt(i + 2)] << 6) |
+      revLookup[b64.charCodeAt(i + 3)]
+    arr[curByte++] = (tmp >> 16) & 0xFF
+    arr[curByte++] = (tmp >> 8) & 0xFF
+    arr[curByte++] = tmp & 0xFF
+  }
+
+  if (placeHoldersLen === 2) {
+    tmp =
+      (revLookup[b64.charCodeAt(i)] << 2) |
+      (revLookup[b64.charCodeAt(i + 1)] >> 4)
+    arr[curByte++] = tmp & 0xFF
+  }
+
+  if (placeHoldersLen === 1) {
+    tmp =
+      (revLookup[b64.charCodeAt(i)] << 10) |
+      (revLookup[b64.charCodeAt(i + 1)] << 4) |
+      (revLookup[b64.charCodeAt(i + 2)] >> 2)
+    arr[curByte++] = (tmp >> 8) & 0xFF
+    arr[curByte++] = tmp & 0xFF
+  }
+
+  return arr
+}
+
+function tripletToBase64 (num) {
+  return lookup[num >> 18 & 0x3F] +
+    lookup[num >> 12 & 0x3F] +
+    lookup[num >> 6 & 0x3F] +
+    lookup[num & 0x3F]
+}
+
+function encodeChunk (uint8, start, end) {
+  var tmp
+  var output = []
+  for (var i = start; i < end; i += 3) {
+    tmp =
+      ((uint8[i] << 16) & 0xFF0000) +
+      ((uint8[i + 1] << 8) & 0xFF00) +
+      (uint8[i + 2] & 0xFF)
+    output.push(tripletToBase64(tmp))
+  }
+  return output.join('')
+}
+
+function fromByteArray (uint8) {
+  var tmp
+  var len = uint8.length
+  var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
+  var parts = []
+  var maxChunkLength = 16383 // must be multiple of 3
+
+  // go through the array every three bytes, we'll deal with trailing stuff later
+  for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
+    parts.push(encodeChunk(
+      uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)
+    ))
+  }
+
+  // pad the end with zeros, but make sure to not forget the extra bytes
+  if (extraBytes === 1) {
+    tmp = uint8[len - 1]
+    parts.push(
+      lookup[tmp >> 2] +
+      lookup[(tmp << 4) & 0x3F] +
+      '=='
+    )
+  } else if (extraBytes === 2) {
+    tmp = (uint8[len - 2] << 8) + uint8[len - 1]
+    parts.push(
+      lookup[tmp >> 10] +
+      lookup[(tmp >> 4) & 0x3F] +
+      lookup[(tmp << 2) & 0x3F] +
+      '='
+    )
+  }
+
+  return parts.join('')
+}
+
+
+/***/ }),
+
+/***/ "./node_modules/buffer/index.js":
+/*!**************************************!*\
+  !*** ./node_modules/buffer/index.js ***!
+  \**************************************/
+/*! no static exports found */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+/* WEBPACK VAR INJECTION */(function(global) {/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
+ * @license  MIT
+ */
+/* eslint-disable no-proto */
+
+
+
+var base64 = __webpack_require__(/*! base64-js */ "./node_modules/base64-js/index.js")
+var ieee754 = __webpack_require__(/*! ieee754 */ "./node_modules/ieee754/index.js")
+var isArray = __webpack_require__(/*! isarray */ "./node_modules/isarray/index.js")
+
+exports.Buffer = Buffer
+exports.SlowBuffer = SlowBuffer
+exports.INSPECT_MAX_BYTES = 50
+
+/**
+ * If `Buffer.TYPED_ARRAY_SUPPORT`:
+ *   === true    Use Uint8Array implementation (fastest)
+ *   === false   Use Object implementation (most compatible, even IE6)
+ *
+ * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
+ * Opera 11.6+, iOS 4.2+.
+ *
+ * Due to various browser bugs, sometimes the Object implementation will be used even
+ * when the browser supports typed arrays.
+ *
+ * Note:
+ *
+ *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
+ *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
+ *
+ *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
+ *
+ *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
+ *     incorrect length in some situations.
+
+ * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
+ * get the Object implementation, which is slower but behaves correctly.
+ */
+Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
+  ? global.TYPED_ARRAY_SUPPORT
+  : typedArraySupport()
+
+/*
+ * Export kMaxLength after typed array support is determined.
+ */
+exports.kMaxLength = kMaxLength()
+
+function typedArraySupport () {
+  try {
+    var arr = new Uint8Array(1)
+    arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
+    return arr.foo() === 42 && // typed array instances can be augmented
+        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+        arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+  } catch (e) {
+    return false
+  }
+}
+
+function kMaxLength () {
+  return Buffer.TYPED_ARRAY_SUPPORT
+    ? 0x7fffffff
+    : 0x3fffffff
+}
+
+function createBuffer (that, length) {
+  if (kMaxLength() < length) {
+    throw new RangeError('Invalid typed array length')
+  }
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    // Return an augmented `Uint8Array` instance, for best performance
+    that = new Uint8Array(length)
+    that.__proto__ = Buffer.prototype
+  } else {
+    // Fallback: Return an object instance of the Buffer class
+    if (that === null) {
+      that = new Buffer(length)
+    }
+    that.length = length
+  }
+
+  return that
+}
+
+/**
+ * The Buffer constructor returns instances of `Uint8Array` that have their
+ * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
+ * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
+ * and the `Uint8Array` methods. Square bracket notation works as expected -- it
+ * returns a single octet.
+ *
+ * The `Uint8Array` prototype remains unmodified.
+ */
+
+function Buffer (arg, encodingOrOffset, length) {
+  if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
+    return new Buffer(arg, encodingOrOffset, length)
+  }
+
+  // Common case.
+  if (typeof arg === 'number') {
+    if (typeof encodingOrOffset === 'string') {
+      throw new Error(
+        'If encoding is specified then the first argument must be a string'
+      )
+    }
+    return allocUnsafe(this, arg)
+  }
+  return from(this, arg, encodingOrOffset, length)
+}
+
+Buffer.poolSize = 8192 // not used by this implementation
+
+// TODO: Legacy, not needed anymore. Remove in next major version.
+Buffer._augment = function (arr) {
+  arr.__proto__ = Buffer.prototype
+  return arr
+}
+
+function from (that, value, encodingOrOffset, length) {
+  if (typeof value === 'number') {
+    throw new TypeError('"value" argument must not be a number')
+  }
+
+  if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
+    return fromArrayBuffer(that, value, encodingOrOffset, length)
+  }
+
+  if (typeof value === 'string') {
+    return fromString(that, value, encodingOrOffset)
+  }
+
+  return fromObject(that, value)
+}
+
+/**
+ * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
+ * if value is a number.
+ * Buffer.from(str[, encoding])
+ * Buffer.from(array)
+ * Buffer.from(buffer)
+ * Buffer.from(arrayBuffer[, byteOffset[, length]])
+ **/
+Buffer.from = function (value, encodingOrOffset, length) {
+  return from(null, value, encodingOrOffset, length)
+}
+
+if (Buffer.TYPED_ARRAY_SUPPORT) {
+  Buffer.prototype.__proto__ = Uint8Array.prototype
+  Buffer.__proto__ = Uint8Array
+  if (typeof Symbol !== 'undefined' && Symbol.species &&
+      Buffer[Symbol.species] === Buffer) {
+    // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
+    Object.defineProperty(Buffer, Symbol.species, {
+      value: null,
+      configurable: true
+    })
+  }
+}
+
+function assertSize (size) {
+  if (typeof size !== 'number') {
+    throw new TypeError('"size" argument must be a number')
+  } else if (size < 0) {
+    throw new RangeError('"size" argument must not be negative')
+  }
+}
+
+function alloc (that, size, fill, encoding) {
+  assertSize(size)
+  if (size <= 0) {
+    return createBuffer(that, size)
+  }
+  if (fill !== undefined) {
+    // Only pay attention to encoding if it's a string. This
+    // prevents accidentally sending in a number that would
+    // be interpretted as a start offset.
+    return typeof encoding === 'string'
+      ? createBuffer(that, size).fill(fill, encoding)
+      : createBuffer(that, size).fill(fill)
+  }
+  return createBuffer(that, size)
+}
+
+/**
+ * Creates a new filled Buffer instance.
+ * alloc(size[, fill[, encoding]])
+ **/
+Buffer.alloc = function (size, fill, encoding) {
+  return alloc(null, size, fill, encoding)
+}
+
+function allocUnsafe (that, size) {
+  assertSize(size)
+  that = createBuffer(that, size < 0 ? 0 : checked(size) | 0)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) {
+    for (var i = 0; i < size; ++i) {
+      that[i] = 0
+    }
+  }
+  return that
+}
+
+/**
+ * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
+ * */
+Buffer.allocUnsafe = function (size) {
+  return allocUnsafe(null, size)
+}
+/**
+ * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
+ */
+Buffer.allocUnsafeSlow = function (size) {
+  return allocUnsafe(null, size)
+}
+
+function fromString (that, string, encoding) {
+  if (typeof encoding !== 'string' || encoding === '') {
+    encoding = 'utf8'
+  }
+
+  if (!Buffer.isEncoding(encoding)) {
+    throw new TypeError('"encoding" must be a valid string encoding')
+  }
+
+  var length = byteLength(string, encoding) | 0
+  that = createBuffer(that, length)
+
+  var actual = that.write(string, encoding)
+
+  if (actual !== length) {
+    // Writing a hex string, for example, that contains invalid characters will
+    // cause everything after the first invalid character to be ignored. (e.g.
+    // 'abxxcd' will be treated as 'ab')
+    that = that.slice(0, actual)
+  }
+
+  return that
+}
+
+function fromArrayLike (that, array) {
+  var length = array.length < 0 ? 0 : checked(array.length) | 0
+  that = createBuffer(that, length)
+  for (var i = 0; i < length; i += 1) {
+    that[i] = array[i] & 255
+  }
+  return that
+}
+
+function fromArrayBuffer (that, array, byteOffset, length) {
+  array.byteLength // this throws if `array` is not a valid ArrayBuffer
+
+  if (byteOffset < 0 || array.byteLength < byteOffset) {
+    throw new RangeError('\'offset\' is out of bounds')
+  }
+
+  if (array.byteLength < byteOffset + (length || 0)) {
+    throw new RangeError('\'length\' is out of bounds')
+  }
+
+  if (byteOffset === undefined && length === undefined) {
+    array = new Uint8Array(array)
+  } else if (length === undefined) {
+    array = new Uint8Array(array, byteOffset)
+  } else {
+    array = new Uint8Array(array, byteOffset, length)
+  }
+
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    // Return an augmented `Uint8Array` instance, for best performance
+    that = array
+    that.__proto__ = Buffer.prototype
+  } else {
+    // Fallback: Return an object instance of the Buffer class
+    that = fromArrayLike(that, array)
+  }
+  return that
+}
+
+function fromObject (that, obj) {
+  if (Buffer.isBuffer(obj)) {
+    var len = checked(obj.length) | 0
+    that = createBuffer(that, len)
+
+    if (that.length === 0) {
+      return that
+    }
+
+    obj.copy(that, 0, 0, len)
+    return that
+  }
+
+  if (obj) {
+    if ((typeof ArrayBuffer !== 'undefined' &&
+        obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
+      if (typeof obj.length !== 'number' || isnan(obj.length)) {
+        return createBuffer(that, 0)
+      }
+      return fromArrayLike(that, obj)
+    }
+
+    if (obj.type === 'Buffer' && isArray(obj.data)) {
+      return fromArrayLike(that, obj.data)
+    }
+  }
+
+  throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
+}
+
+function checked (length) {
+  // Note: cannot use `length < kMaxLength()` here because that fails when
+  // length is NaN (which is otherwise coerced to zero.)
+  if (length >= kMaxLength()) {
+    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
+                         'size: 0x' + kMaxLength().toString(16) + ' bytes')
+  }
+  return length | 0
+}
+
+function SlowBuffer (length) {
+  if (+length != length) { // eslint-disable-line eqeqeq
+    length = 0
+  }
+  return Buffer.alloc(+length)
+}
+
+Buffer.isBuffer = function isBuffer (b) {
+  return !!(b != null && b._isBuffer)
+}
+
+Buffer.compare = function compare (a, b) {
+  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
+    throw new TypeError('Arguments must be Buffers')
+  }
+
+  if (a === b) return 0
+
+  var x = a.length
+  var y = b.length
+
+  for (var i = 0, len = Math.min(x, y); i < len; ++i) {
+    if (a[i] !== b[i]) {
+      x = a[i]
+      y = b[i]
+      break
+    }
+  }
+
+  if (x < y) return -1
+  if (y < x) return 1
+  return 0
+}
+
+Buffer.isEncoding = function isEncoding (encoding) {
+  switch (String(encoding).toLowerCase()) {
+    case 'hex':
+    case 'utf8':
+    case 'utf-8':
+    case 'ascii':
+    case 'latin1':
+    case 'binary':
+    case 'base64':
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      return true
+    default:
+      return false
+  }
+}
+
+Buffer.concat = function concat (list, length) {
+  if (!isArray(list)) {
+    throw new TypeError('"list" argument must be an Array of Buffers')
+  }
+
+  if (list.length === 0) {
+    return Buffer.alloc(0)
+  }
+
+  var i
+  if (length === undefined) {
+    length = 0
+    for (i = 0; i < list.length; ++i) {
+      length += list[i].length
+    }
+  }
+
+  var buffer = Buffer.allocUnsafe(length)
+  var pos = 0
+  for (i = 0; i < list.length; ++i) {
+    var buf = list[i]
+    if (!Buffer.isBuffer(buf)) {
+      throw new TypeError('"list" argument must be an Array of Buffers')
+    }
+    buf.copy(buffer, pos)
+    pos += buf.length
+  }
+  return buffer
+}
+
+function byteLength (string, encoding) {
+  if (Buffer.isBuffer(string)) {
+    return string.length
+  }
+  if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
+      (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
+    return string.byteLength
+  }
+  if (typeof string !== 'string') {
+    string = '' + string
+  }
+
+  var len = string.length
+  if (len === 0) return 0
+
+  // Use a for loop to avoid recursion
+  var loweredCase = false
+  for (;;) {
+    switch (encoding) {
+      case 'ascii':
+      case 'latin1':
+      case 'binary':
+        return len
+      case 'utf8':
+      case 'utf-8':
+      case undefined:
+        return utf8ToBytes(string).length
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return len * 2
+      case 'hex':
+        return len >>> 1
+      case 'base64':
+        return base64ToBytes(string).length
+      default:
+        if (loweredCase) return utf8ToBytes(string).length // assume utf8
+        encoding = ('' + encoding).toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+Buffer.byteLength = byteLength
+
+function slowToString (encoding, start, end) {
+  var loweredCase = false
+
+  // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
+  // property of a typed array.
+
+  // This behaves neither like String nor Uint8Array in that we set start/end
+  // to their upper/lower bounds if the value passed is out of range.
+  // undefined is handled specially as per ECMA-262 6th Edition,
+  // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
+  if (start === undefined || start < 0) {
+    start = 0
+  }
+  // Return early if start > this.length. Done here to prevent potential uint32
+  // coercion fail below.
+  if (start > this.length) {
+    return ''
+  }
+
+  if (end === undefined || end > this.length) {
+    end = this.length
+  }
+
+  if (end <= 0) {
+    return ''
+  }
+
+  // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
+  end >>>= 0
+  start >>>= 0
+
+  if (end <= start) {
+    return ''
+  }
+
+  if (!encoding) encoding = 'utf8'
+
+  while (true) {
+    switch (encoding) {
+      case 'hex':
+        return hexSlice(this, start, end)
+
+      case 'utf8':
+      case 'utf-8':
+        return utf8Slice(this, start, end)
+
+      case 'ascii':
+        return asciiSlice(this, start, end)
+
+      case 'latin1':
+      case 'binary':
+        return latin1Slice(this, start, end)
+
+      case 'base64':
+        return base64Slice(this, start, end)
+
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return utf16leSlice(this, start, end)
+
+      default:
+        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+        encoding = (encoding + '').toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+
+// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
+// Buffer instances.
+Buffer.prototype._isBuffer = true
+
+function swap (b, n, m) {
+  var i = b[n]
+  b[n] = b[m]
+  b[m] = i
+}
+
+Buffer.prototype.swap16 = function swap16 () {
+  var len = this.length
+  if (len % 2 !== 0) {
+    throw new RangeError('Buffer size must be a multiple of 16-bits')
+  }
+  for (var i = 0; i < len; i += 2) {
+    swap(this, i, i + 1)
+  }
+  return this
+}
+
+Buffer.prototype.swap32 = function swap32 () {
+  var len = this.length
+  if (len % 4 !== 0) {
+    throw new RangeError('Buffer size must be a multiple of 32-bits')
+  }
+  for (var i = 0; i < len; i += 4) {
+    swap(this, i, i + 3)
+    swap(this, i + 1, i + 2)
+  }
+  return this
+}
+
+Buffer.prototype.swap64 = function swap64 () {
+  var len = this.length
+  if (len % 8 !== 0) {
+    throw new RangeError('Buffer size must be a multiple of 64-bits')
+  }
+  for (var i = 0; i < len; i += 8) {
+    swap(this, i, i + 7)
+    swap(this, i + 1, i + 6)
+    swap(this, i + 2, i + 5)
+    swap(this, i + 3, i + 4)
+  }
+  return this
+}
+
+Buffer.prototype.toString = function toString () {
+  var length = this.length | 0
+  if (length === 0) return ''
+  if (arguments.length === 0) return utf8Slice(this, 0, length)
+  return slowToString.apply(this, arguments)
+}
+
+Buffer.prototype.equals = function equals (b) {
+  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+  if (this === b) return true
+  return Buffer.compare(this, b) === 0
+}
+
+Buffer.prototype.inspect = function inspect () {
+  var str = ''
+  var max = exports.INSPECT_MAX_BYTES
+  if (this.length > 0) {
+    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
+    if (this.length > max) str += ' ... '
+  }
+  return '<Buffer ' + str + '>'
+}
+
+Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
+  if (!Buffer.isBuffer(target)) {
+    throw new TypeError('Argument must be a Buffer')
+  }
+
+  if (start === undefined) {
+    start = 0
+  }
+  if (end === undefined) {
+    end = target ? target.length : 0
+  }
+  if (thisStart === undefined) {
+    thisStart = 0
+  }
+  if (thisEnd === undefined) {
+    thisEnd = this.length
+  }
+
+  if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
+    throw new RangeError('out of range index')
+  }
+
+  if (thisStart >= thisEnd && start >= end) {
+    return 0
+  }
+  if (thisStart >= thisEnd) {
+    return -1
+  }
+  if (start >= end) {
+    return 1
+  }
+
+  start >>>= 0
+  end >>>= 0
+  thisStart >>>= 0
+  thisEnd >>>= 0
+
+  if (this === target) return 0
+
+  var x = thisEnd - thisStart
+  var y = end - start
+  var len = Math.min(x, y)
+
+  var thisCopy = this.slice(thisStart, thisEnd)
+  var targetCopy = target.slice(start, end)
+
+  for (var i = 0; i < len; ++i) {
+    if (thisCopy[i] !== targetCopy[i]) {
+      x = thisCopy[i]
+      y = targetCopy[i]
+      break
+    }
+  }
+
+  if (x < y) return -1
+  if (y < x) return 1
+  return 0
+}
+
+// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
+// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
+//
+// Arguments:
+// - buffer - a Buffer to search
+// - val - a string, Buffer, or number
+// - byteOffset - an index into `buffer`; will be clamped to an int32
+// - encoding - an optional encoding, relevant is val is a string
+// - dir - true for indexOf, false for lastIndexOf
+function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
+  // Empty buffer means no match
+  if (buffer.length === 0) return -1
+
+  // Normalize byteOffset
+  if (typeof byteOffset === 'string') {
+    encoding = byteOffset
+    byteOffset = 0
+  } else if (byteOffset > 0x7fffffff) {
+    byteOffset = 0x7fffffff
+  } else if (byteOffset < -0x80000000) {
+    byteOffset = -0x80000000
+  }
+  byteOffset = +byteOffset  // Coerce to Number.
+  if (isNaN(byteOffset)) {
+    // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
+    byteOffset = dir ? 0 : (buffer.length - 1)
+  }
+
+  // Normalize byteOffset: negative offsets start from the end of the buffer
+  if (byteOffset < 0) byteOffset = buffer.length + byteOffset
+  if (byteOffset >= buffer.length) {
+    if (dir) return -1
+    else byteOffset = buffer.length - 1
+  } else if (byteOffset < 0) {
+    if (dir) byteOffset = 0
+    else return -1
+  }
+
+  // Normalize val
+  if (typeof val === 'string') {
+    val = Buffer.from(val, encoding)
+  }
+
+  // Finally, search either indexOf (if dir is true) or lastIndexOf
+  if (Buffer.isBuffer(val)) {
+    // Special case: looking for empty string/buffer always fails
+    if (val.length === 0) {
+      return -1
+    }
+    return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
+  } else if (typeof val === 'number') {
+    val = val & 0xFF // Search for a byte value [0-255]
+    if (Buffer.TYPED_ARRAY_SUPPORT &&
+        typeof Uint8Array.prototype.indexOf === 'function') {
+      if (dir) {
+        return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
+      } else {
+        return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
+      }
+    }
+    return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
+  }
+
+  throw new TypeError('val must be string, number or Buffer')
+}
+
+function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
+  var indexSize = 1
+  var arrLength = arr.length
+  var valLength = val.length
+
+  if (encoding !== undefined) {
+    encoding = String(encoding).toLowerCase()
+    if (encoding === 'ucs2' || encoding === 'ucs-2' ||
+        encoding === 'utf16le' || encoding === 'utf-16le') {
+      if (arr.length < 2 || val.length < 2) {
+        return -1
+      }
+      indexSize = 2
+      arrLength /= 2
+      valLength /= 2
+      byteOffset /= 2
+    }
+  }
+
+  function read (buf, i) {
+    if (indexSize === 1) {
+      return buf[i]
+    } else {
+      return buf.readUInt16BE(i * indexSize)
+    }
+  }
+
+  var i
+  if (dir) {
+    var foundIndex = -1
+    for (i = byteOffset; i < arrLength; i++) {
+      if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
+        if (foundIndex === -1) foundIndex = i
+        if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
+      } else {
+        if (foundIndex !== -1) i -= i - foundIndex
+        foundIndex = -1
+      }
+    }
+  } else {
+    if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
+    for (i = byteOffset; i >= 0; i--) {
+      var found = true
+      for (var j = 0; j < valLength; j++) {
+        if (read(arr, i + j) !== read(val, j)) {
+          found = false
+          break
+        }
+      }
+      if (found) return i
+    }
+  }
+
+  return -1
+}
+
+Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
+  return this.indexOf(val, byteOffset, encoding) !== -1
+}
+
+Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
+  return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
+}
+
+Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
+  return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
+}
+
+function hexWrite (buf, string, offset, length) {
+  offset = Number(offset) || 0
+  var remaining = buf.length - offset
+  if (!length) {
+    length = remaining
+  } else {
+    length = Number(length)
+    if (length > remaining) {
+      length = remaining
+    }
+  }
+
+  // must be an even number of digits
+  var strLen = string.length
+  if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
+
+  if (length > strLen / 2) {
+    length = strLen / 2
+  }
+  for (var i = 0; i < length; ++i) {
+    var parsed = parseInt(string.substr(i * 2, 2), 16)
+    if (isNaN(parsed)) return i
+    buf[offset + i] = parsed
+  }
+  return i
+}
+
+function utf8Write (buf, string, offset, length) {
+  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+function asciiWrite (buf, string, offset, length) {
+  return blitBuffer(asciiToBytes(string), buf, offset, length)
+}
+
+function latin1Write (buf, string, offset, length) {
+  return asciiWrite(buf, string, offset, length)
+}
+
+function base64Write (buf, string, offset, length) {
+  return blitBuffer(base64ToBytes(string), buf, offset, length)
+}
+
+function ucs2Write (buf, string, offset, length) {
+  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+Buffer.prototype.write = function write (string, offset, length, encoding) {
+  // Buffer#write(string)
+  if (offset === undefined) {
+    encoding = 'utf8'
+    length = this.length
+    offset = 0
+  // Buffer#write(string, encoding)
+  } else if (length === undefined && typeof offset === 'string') {
+    encoding = offset
+    length = this.length
+    offset = 0
+  // Buffer#write(string, offset[, length][, encoding])
+  } else if (isFinite(offset)) {
+    offset = offset | 0
+    if (isFinite(length)) {
+      length = length | 0
+      if (encoding === undefined) encoding = 'utf8'
+    } else {
+      encoding = length
+      length = undefined
+    }
+  // legacy write(string, encoding, offset, length) - remove in v0.13
+  } else {
+    throw new Error(
+      'Buffer.write(string, encoding, offset[, length]) is no longer supported'
+    )
+  }
+
+  var remaining = this.length - offset
+  if (length === undefined || length > remaining) length = remaining
+
+  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
+    throw new RangeError('Attempt to write outside buffer bounds')
+  }
+
+  if (!encoding) encoding = 'utf8'
+
+  var loweredCase = false
+  for (;;) {
+    switch (encoding) {
+      case 'hex':
+        return hexWrite(this, string, offset, length)
+
+      case 'utf8':
+      case 'utf-8':
+        return utf8Write(this, string, offset, length)
+
+      case 'ascii':
+        return asciiWrite(this, string, offset, length)
+
+      case 'latin1':
+      case 'binary':
+        return latin1Write(this, string, offset, length)
+
+      case 'base64':
+        // Warning: maxLength not taken into account in base64Write
+        return base64Write(this, string, offset, length)
+
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return ucs2Write(this, string, offset, length)
+
+      default:
+        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+        encoding = ('' + encoding).toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+
+Buffer.prototype.toJSON = function toJSON () {
+  return {
+    type: 'Buffer',
+    data: Array.prototype.slice.call(this._arr || this, 0)
+  }
+}
+
+function base64Slice (buf, start, end) {
+  if (start === 0 && end === buf.length) {
+    return base64.fromByteArray(buf)
+  } else {
+    return base64.fromByteArray(buf.slice(start, end))
+  }
+}
+
+function utf8Slice (buf, start, end) {
+  end = Math.min(buf.length, end)
+  var res = []
+
+  var i = start
+  while (i < end) {
+    var firstByte = buf[i]
+    var codePoint = null
+    var bytesPerSequence = (firstByte > 0xEF) ? 4
+      : (firstByte > 0xDF) ? 3
+      : (firstByte > 0xBF) ? 2
+      : 1
+
+    if (i + bytesPerSequence <= end) {
+      var secondByte, thirdByte, fourthByte, tempCodePoint
+
+      switch (bytesPerSequence) {
+        case 1:
+          if (firstByte < 0x80) {
+            codePoint = firstByte
+          }
+          break
+        case 2:
+          secondByte = buf[i + 1]
+          if ((secondByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
+            if (tempCodePoint > 0x7F) {
+              codePoint = tempCodePoint
+            }
+          }
+          break
+        case 3:
+          secondByte = buf[i + 1]
+          thirdByte = buf[i + 2]
+          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
+            if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
+              codePoint = tempCodePoint
+            }
+          }
+          break
+        case 4:
+          secondByte = buf[i + 1]
+          thirdByte = buf[i + 2]
+          fourthByte = buf[i + 3]
+          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
+            if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
+              codePoint = tempCodePoint
+            }
+          }
+      }
+    }
+
+    if (codePoint === null) {
+      // we did not generate a valid codePoint so insert a
+      // replacement char (U+FFFD) and advance only 1 byte
+      codePoint = 0xFFFD
+      bytesPerSequence = 1
+    } else if (codePoint > 0xFFFF) {
+      // encode to utf16 (surrogate pair dance)
+      codePoint -= 0x10000
+      res.push(codePoint >>> 10 & 0x3FF | 0xD800)
+      codePoint = 0xDC00 | codePoint & 0x3FF
+    }
+
+    res.push(codePoint)
+    i += bytesPerSequence
+  }
+
+  return decodeCodePointsArray(res)
+}
+
+// Based on http://stackoverflow.com/a/22747272/680742, the browser with
+// the lowest limit is Chrome, with 0x10000 args.
+// We go 1 magnitude less, for safety
+var MAX_ARGUMENTS_LENGTH = 0x1000
+
+function decodeCodePointsArray (codePoints) {
+  var len = codePoints.length
+  if (len <= MAX_ARGUMENTS_LENGTH) {
+    return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
+  }
+
+  // Decode in chunks to avoid "call stack size exceeded".
+  var res = ''
+  var i = 0
+  while (i < len) {
+    res += String.fromCharCode.apply(
+      String,
+      codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
+    )
+  }
+  return res
+}
+
+function asciiSlice (buf, start, end) {
+  var ret = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; ++i) {
+    ret += String.fromCharCode(buf[i] & 0x7F)
+  }
+  return ret
+}
+
+function latin1Slice (buf, start, end) {
+  var ret = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; ++i) {
+    ret += String.fromCharCode(buf[i])
+  }
+  return ret
+}
+
+function hexSlice (buf, start, end) {
+  var len = buf.length
+
+  if (!start || start < 0) start = 0
+  if (!end || end < 0 || end > len) end = len
+
+  var out = ''
+  for (var i = start; i < end; ++i) {
+    out += toHex(buf[i])
+  }
+  return out
+}
+
+function utf16leSlice (buf, start, end) {
+  var bytes = buf.slice(start, end)
+  var res = ''
+  for (var i = 0; i < bytes.length; i += 2) {
+    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
+  }
+  return res
+}
+
+Buffer.prototype.slice = function slice (start, end) {
+  var len = this.length
+  start = ~~start
+  end = end === undefined ? len : ~~end
+
+  if (start < 0) {
+    start += len
+    if (start < 0) start = 0
+  } else if (start > len) {
+    start = len
+  }
+
+  if (end < 0) {
+    end += len
+    if (end < 0) end = 0
+  } else if (end > len) {
+    end = len
+  }
+
+  if (end < start) end = start
+
+  var newBuf
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    newBuf = this.subarray(start, end)
+    newBuf.__proto__ = Buffer.prototype
+  } else {
+    var sliceLen = end - start
+    newBuf = new Buffer(sliceLen, undefined)
+    for (var i = 0; i < sliceLen; ++i) {
+      newBuf[i] = this[i + start]
+    }
+  }
+
+  return newBuf
+}
+
+/*
+ * Need to make sure that buffer isn't trying to write out of bounds.
+ */
+function checkOffset (offset, ext, length) {
+  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
+  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
+}
+
+Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var val = this[offset]
+  var mul = 1
+  var i = 0
+  while (++i < byteLength && (mul *= 0x100)) {
+    val += this[offset + i] * mul
+  }
+
+  return val
+}
+
+Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) {
+    checkOffset(offset, byteLength, this.length)
+  }
+
+  var val = this[offset + --byteLength]
+  var mul = 1
+  while (byteLength > 0 && (mul *= 0x100)) {
+    val += this[offset + --byteLength] * mul
+  }
+
+  return val
+}
+
+Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 1, this.length)
+  return this[offset]
+}
+
+Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  return this[offset] | (this[offset + 1] << 8)
+}
+
+Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  return (this[offset] << 8) | this[offset + 1]
+}
+
+Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return ((this[offset]) |
+      (this[offset + 1] << 8) |
+      (this[offset + 2] << 16)) +
+      (this[offset + 3] * 0x1000000)
+}
+
+Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset] * 0x1000000) +
+    ((this[offset + 1] << 16) |
+    (this[offset + 2] << 8) |
+    this[offset + 3])
+}
+
+Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var val = this[offset]
+  var mul = 1
+  var i = 0
+  while (++i < byteLength && (mul *= 0x100)) {
+    val += this[offset + i] * mul
+  }
+  mul *= 0x80
+
+  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+  return val
+}
+
+Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var i = byteLength
+  var mul = 1
+  var val = this[offset + --i]
+  while (i > 0 && (mul *= 0x100)) {
+    val += this[offset + --i] * mul
+  }
+  mul *= 0x80
+
+  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+  return val
+}
+
+Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 1, this.length)
+  if (!(this[offset] & 0x80)) return (this[offset])
+  return ((0xff - this[offset] + 1) * -1)
+}
+
+Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  var val = this[offset] | (this[offset + 1] << 8)
+  return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  var val = this[offset + 1] | (this[offset] << 8)
+  return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset]) |
+    (this[offset + 1] << 8) |
+    (this[offset + 2] << 16) |
+    (this[offset + 3] << 24)
+}
+
+Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset] << 24) |
+    (this[offset + 1] << 16) |
+    (this[offset + 2] << 8) |
+    (this[offset + 3])
+}
+
+Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+  return ieee754.read(this, offset, true, 23, 4)
+}
+
+Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+  return ieee754.read(this, offset, false, 23, 4)
+}
+
+Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 8, this.length)
+  return ieee754.read(this, offset, true, 52, 8)
+}
+
+Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 8, this.length)
+  return ieee754.read(this, offset, false, 52, 8)
+}
+
+function checkInt (buf, value, offset, ext, max, min) {
+  if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
+  if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
+  if (offset + ext > buf.length) throw new RangeError('Index out of range')
+}
+
+Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) {
+    var maxBytes = Math.pow(2, 8 * byteLength) - 1
+    checkInt(this, value, offset, byteLength, maxBytes, 0)
+  }
+
+  var mul = 1
+  var i = 0
+  this[offset] = value & 0xFF
+  while (++i < byteLength && (mul *= 0x100)) {
+    this[offset + i] = (value / mul) & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) {
+    var maxBytes = Math.pow(2, 8 * byteLength) - 1
+    checkInt(this, value, offset, byteLength, maxBytes, 0)
+  }
+
+  var i = byteLength - 1
+  var mul = 1
+  this[offset + i] = value & 0xFF
+  while (--i >= 0 && (mul *= 0x100)) {
+    this[offset + i] = (value / mul) & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+  this[offset] = (value & 0xff)
+  return offset + 1
+}
+
+function objectWriteUInt16 (buf, value, offset, littleEndian) {
+  if (value < 0) value = 0xffff + value + 1
+  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
+    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
+      (littleEndian ? i : 1 - i) * 8
+  }
+}
+
+Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+  } else {
+    objectWriteUInt16(this, value, offset, true)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 8)
+    this[offset + 1] = (value & 0xff)
+  } else {
+    objectWriteUInt16(this, value, offset, false)
+  }
+  return offset + 2
+}
+
+function objectWriteUInt32 (buf, value, offset, littleEndian) {
+  if (value < 0) value = 0xffffffff + value + 1
+  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
+    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
+  }
+}
+
+Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset + 3] = (value >>> 24)
+    this[offset + 2] = (value >>> 16)
+    this[offset + 1] = (value >>> 8)
+    this[offset] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, true)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 24)
+    this[offset + 1] = (value >>> 16)
+    this[offset + 2] = (value >>> 8)
+    this[offset + 3] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, false)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) {
+    var limit = Math.pow(2, 8 * byteLength - 1)
+
+    checkInt(this, value, offset, byteLength, limit - 1, -limit)
+  }
+
+  var i = 0
+  var mul = 1
+  var sub = 0
+  this[offset] = value & 0xFF
+  while (++i < byteLength && (mul *= 0x100)) {
+    if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
+      sub = 1
+    }
+    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) {
+    var limit = Math.pow(2, 8 * byteLength - 1)
+
+    checkInt(this, value, offset, byteLength, limit - 1, -limit)
+  }
+
+  var i = byteLength - 1
+  var mul = 1
+  var sub = 0
+  this[offset + i] = value & 0xFF
+  while (--i >= 0 && (mul *= 0x100)) {
+    if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
+      sub = 1
+    }
+    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+  if (value < 0) value = 0xff + value + 1
+  this[offset] = (value & 0xff)
+  return offset + 1
+}
+
+Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+  } else {
+    objectWriteUInt16(this, value, offset, true)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 8)
+    this[offset + 1] = (value & 0xff)
+  } else {
+    objectWriteUInt16(this, value, offset, false)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+    this[offset + 2] = (value >>> 16)
+    this[offset + 3] = (value >>> 24)
+  } else {
+    objectWriteUInt32(this, value, offset, true)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+  if (value < 0) value = 0xffffffff + value + 1
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 24)
+    this[offset + 1] = (value >>> 16)
+    this[offset + 2] = (value >>> 8)
+    this[offset + 3] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, false)
+  }
+  return offset + 4
+}
+
+function checkIEEE754 (buf, value, offset, ext, max, min) {
+  if (offset + ext > buf.length) throw new RangeError('Index out of range')
+  if (offset < 0) throw new RangeError('Index out of range')
+}
+
+function writeFloat (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
+  }
+  ieee754.write(buf, value, offset, littleEndian, 23, 4)
+  return offset + 4
+}
+
+Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
+  return writeFloat(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
+  return writeFloat(this, value, offset, false, noAssert)
+}
+
+function writeDouble (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
+  }
+  ieee754.write(buf, value, offset, littleEndian, 52, 8)
+  return offset + 8
+}
+
+Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
+  return writeDouble(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
+  return writeDouble(this, value, offset, false, noAssert)
+}
+
+// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
+Buffer.prototype.copy = function copy (target, targetStart, start, end) {
+  if (!start) start = 0
+  if (!end && end !== 0) end = this.length
+  if (targetStart >= target.length) targetStart = target.length
+  if (!targetStart) targetStart = 0
+  if (end > 0 && end < start) end = start
+
+  // Copy 0 bytes; we're done
+  if (end === start) return 0
+  if (target.length === 0 || this.length === 0) return 0
+
+  // Fatal error conditions
+  if (targetStart < 0) {
+    throw new RangeError('targetStart out of bounds')
+  }
+  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
+  if (end < 0) throw new RangeError('sourceEnd out of bounds')
+
+  // Are we oob?
+  if (end > this.length) end = this.length
+  if (target.length - targetStart < end - start) {
+    end = target.length - targetStart + start
+  }
+
+  var len = end - start
+  var i
+
+  if (this === target && start < targetStart && targetStart < end) {
+    // descending copy from end
+    for (i = len - 1; i >= 0; --i) {
+      target[i + targetStart] = this[i + start]
+    }
+  } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
+    // ascending copy from start
+    for (i = 0; i < len; ++i) {
+      target[i + targetStart] = this[i + start]
+    }
+  } else {
+    Uint8Array.prototype.set.call(
+      target,
+      this.subarray(start, start + len),
+      targetStart
+    )
+  }
+
+  return len
+}
+
+// Usage:
+//    buffer.fill(number[, offset[, end]])
+//    buffer.fill(buffer[, offset[, end]])
+//    buffer.fill(string[, offset[, end]][, encoding])
+Buffer.prototype.fill = function fill (val, start, end, encoding) {
+  // Handle string cases:
+  if (typeof val === 'string') {
+    if (typeof start === 'string') {
+      encoding = start
+      start = 0
+      end = this.length
+    } else if (typeof end === 'string') {
+      encoding = end
+      end = this.length
+    }
+    if (val.length === 1) {
+      var code = val.charCodeAt(0)
+      if (code < 256) {
+        val = code
+      }
+    }
+    if (encoding !== undefined && typeof encoding !== 'string') {
+      throw new TypeError('encoding must be a string')
+    }
+    if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
+      throw new TypeError('Unknown encoding: ' + encoding)
+    }
+  } else if (typeof val === 'number') {
+    val = val & 255
+  }
+
+  // Invalid ranges are not set to a default, so can range check early.
+  if (start < 0 || this.length < start || this.length < end) {
+    throw new RangeError('Out of range index')
+  }
+
+  if (end <= start) {
+    return this
+  }
+
+  start = start >>> 0
+  end = end === undefined ? this.length : end >>> 0
+
+  if (!val) val = 0
+
+  var i
+  if (typeof val === 'number') {
+    for (i = start; i < end; ++i) {
+      this[i] = val
+    }
+  } else {
+    var bytes = Buffer.isBuffer(val)
+      ? val
+      : utf8ToBytes(new Buffer(val, encoding).toString())
+    var len = bytes.length
+    for (i = 0; i < end - start; ++i) {
+      this[i + start] = bytes[i % len]
+    }
+  }
+
+  return this
+}
+
+// HELPER FUNCTIONS
+// ================
+
+var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g
+
+function base64clean (str) {
+  // Node strips out invalid characters like \n and \t from the string, base64-js does not
+  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
+  // Node converts strings with length < 2 to ''
+  if (str.length < 2) return ''
+  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
+  while (str.length % 4 !== 0) {
+    str = str + '='
+  }
+  return str
+}
+
+function stringtrim (str) {
+  if (str.trim) return str.trim()
+  return str.replace(/^\s+|\s+$/g, '')
+}
+
+function toHex (n) {
+  if (n < 16) return '0' + n.toString(16)
+  return n.toString(16)
+}
+
+function utf8ToBytes (string, units) {
+  units = units || Infinity
+  var codePoint
+  var length = string.length
+  var leadSurrogate = null
+  var bytes = []
+
+  for (var i = 0; i < length; ++i) {
+    codePoint = string.charCodeAt(i)
+
+    // is surrogate component
+    if (codePoint > 0xD7FF && codePoint < 0xE000) {
+      // last char was a lead
+      if (!leadSurrogate) {
+        // no lead yet
+        if (codePoint > 0xDBFF) {
+          // unexpected trail
+          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+          continue
+        } else if (i + 1 === length) {
+          // unpaired lead
+          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+          continue
+        }
+
+        // valid lead
+        leadSurrogate = codePoint
+
+        continue
+      }
+
+      // 2 leads in a row
+      if (codePoint < 0xDC00) {
+        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+        leadSurrogate = codePoint
+        continue
+      }
+
+      // valid surrogate pair
+      codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
+    } else if (leadSurrogate) {
+      // valid bmp char, but last char was a lead
+      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+    }
+
+    leadSurrogate = null
+
+    // encode utf8
+    if (codePoint < 0x80) {
+      if ((units -= 1) < 0) break
+      bytes.push(codePoint)
+    } else if (codePoint < 0x800) {
+      if ((units -= 2) < 0) break
+      bytes.push(
+        codePoint >> 0x6 | 0xC0,
+        codePoint & 0x3F | 0x80
+      )
+    } else if (codePoint < 0x10000) {
+      if ((units -= 3) < 0) break
+      bytes.push(
+        codePoint >> 0xC | 0xE0,
+        codePoint >> 0x6 & 0x3F | 0x80,
+        codePoint & 0x3F | 0x80
+      )
+    } else if (codePoint < 0x110000) {
+      if ((units -= 4) < 0) break
+      bytes.push(
+        codePoint >> 0x12 | 0xF0,
+        codePoint >> 0xC & 0x3F | 0x80,
+        codePoint >> 0x6 & 0x3F | 0x80,
+        codePoint & 0x3F | 0x80
+      )
+    } else {
+      throw new Error('Invalid code point')
+    }
+  }
+
+  return bytes
+}
+
+function asciiToBytes (str) {
+  var byteArray = []
+  for (var i = 0; i < str.length; ++i) {
+    // Node's code seems to be doing this and not & 0x7F..
+    byteArray.push(str.charCodeAt(i) & 0xFF)
+  }
+  return byteArray
+}
+
+function utf16leToBytes (str, units) {
+  var c, hi, lo
+  var byteArray = []
+  for (var i = 0; i < str.length; ++i) {
+    if ((units -= 2) < 0) break
+
+    c = str.charCodeAt(i)
+    hi = c >> 8
+    lo = c % 256
+    byteArray.push(lo)
+    byteArray.push(hi)
+  }
+
+  return byteArray
+}
+
+function base64ToBytes (str) {
+  return base64.toByteArray(base64clean(str))
+}
+
+function blitBuffer (src, dst, offset, length) {
+  for (var i = 0; i < length; ++i) {
+    if ((i + offset >= dst.length) || (i >= src.length)) break
+    dst[i + offset] = src[i]
+  }
+  return i
+}
+
+function isnan (val) {
+  return val !== val // eslint-disable-line no-self-compare
+}
+
+/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../webpack/buildin/global.js */ "./node_modules/webpack/buildin/global.js")))
+
+/***/ }),
+
+/***/ "./node_modules/ieee754/index.js":
+/*!***************************************!*\
+  !*** ./node_modules/ieee754/index.js ***!
+  \***************************************/
+/*! no static exports found */
+/***/ (function(module, exports) {
+
+exports.read = function (buffer, offset, isLE, mLen, nBytes) {
+  var e, m
+  var eLen = (nBytes * 8) - mLen - 1
+  var eMax = (1 << eLen) - 1
+  var eBias = eMax >> 1
+  var nBits = -7
+  var i = isLE ? (nBytes - 1) : 0
+  var d = isLE ? -1 : 1
+  var s = buffer[offset + i]
+
+  i += d
+
+  e = s & ((1 << (-nBits)) - 1)
+  s >>= (-nBits)
+  nBits += eLen
+  for (; nBits > 0; e = (e * 256) + buffer[offset + i], i += d, nBits -= 8) {}
+
+  m = e & ((1 << (-nBits)) - 1)
+  e >>= (-nBits)
+  nBits += mLen
+  for (; nBits > 0; m = (m * 256) + buffer[offset + i], i += d, nBits -= 8) {}
+
+  if (e === 0) {
+    e = 1 - eBias
+  } else if (e === eMax) {
+    return m ? NaN : ((s ? -1 : 1) * Infinity)
+  } else {
+    m = m + Math.pow(2, mLen)
+    e = e - eBias
+  }
+  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
+}
+
+exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
+  var e, m, c
+  var eLen = (nBytes * 8) - mLen - 1
+  var eMax = (1 << eLen) - 1
+  var eBias = eMax >> 1
+  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
+  var i = isLE ? 0 : (nBytes - 1)
+  var d = isLE ? 1 : -1
+  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
+
+  value = Math.abs(value)
+
+  if (isNaN(value) || value === Infinity) {
+    m = isNaN(value) ? 1 : 0
+    e = eMax
+  } else {
+    e = Math.floor(Math.log(value) / Math.LN2)
+    if (value * (c = Math.pow(2, -e)) < 1) {
+      e--
+      c *= 2
+    }
+    if (e + eBias >= 1) {
+      value += rt / c
+    } else {
+      value += rt * Math.pow(2, 1 - eBias)
+    }
+    if (value * c >= 2) {
+      e++
+      c /= 2
+    }
+
+    if (e + eBias >= eMax) {
+      m = 0
+      e = eMax
+    } else if (e + eBias >= 1) {
+      m = ((value * c) - 1) * Math.pow(2, mLen)
+      e = e + eBias
+    } else {
+      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
+      e = 0
+    }
+  }
+
+  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
+
+  e = (e << mLen) | m
+  eLen += mLen
+  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
+
+  buffer[offset + i - d] |= s * 128
+}
+
+
+/***/ }),
+
+/***/ "./node_modules/isarray/index.js":
+/*!***************************************!*\
+  !*** ./node_modules/isarray/index.js ***!
+  \***************************************/
+/*! no static exports found */
+/***/ (function(module, exports) {
+
+var toString = {}.toString;
+
+module.exports = Array.isArray || function (arr) {
+  return toString.call(arr) == '[object Array]';
+};
+
+
+/***/ }),
+
+/***/ "./node_modules/pusher-js/dist/web/pusher.js":
+/*!***************************************************!*\
+  !*** ./node_modules/pusher-js/dist/web/pusher.js ***!
+  \***************************************************/
+/*! no static exports found */
+/***/ (function(module, exports, __webpack_require__) {
+
+/* WEBPACK VAR INJECTION */(function(Buffer) {/*!
+ * Pusher JavaScript Library v5.0.2
+ * https://pusher.com/
+ *
+ * Copyright 2017, Pusher
+ * Released under the MIT licence.
+ */
+
+(function webpackUniversalModuleDefinition(root, factory) {
+	if(true)
+		module.exports = factory();
+	else {}
+})(window, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ 	// The module cache
+/******/ 	var installedModules = {};
+/******/
+/******/ 	// The require function
+/******/ 	function __webpack_require__(moduleId) {
+/******/
+/******/ 		// Check if module is in cache
+/******/ 		if(installedModules[moduleId]) {
+/******/ 			return installedModules[moduleId].exports;
+/******/ 		}
+/******/ 		// Create a new module (and put it into the cache)
+/******/ 		var module = installedModules[moduleId] = {
+/******/ 			i: moduleId,
+/******/ 			l: false,
+/******/ 			exports: {}
+/******/ 		};
+/******/
+/******/ 		// Execute the module function
+/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
+/******/
+/******/ 		// Flag the module as loaded
+/******/ 		module.l = true;
+/******/
+/******/ 		// Return the exports of the module
+/******/ 		return module.exports;
+/******/ 	}
+/******/
+/******/
+/******/ 	// expose the modules object (__webpack_modules__)
+/******/ 	__webpack_require__.m = modules;
+/******/
+/******/ 	// expose the module cache
+/******/ 	__webpack_require__.c = installedModules;
+/******/
+/******/ 	// define getter function for harmony exports
+/******/ 	__webpack_require__.d = function(exports, name, getter) {
+/******/ 		if(!__webpack_require__.o(exports, name)) {
+/******/ 			Object.defineProperty(exports, name, { enumerable: true, get: getter });
+/******/ 		}
+/******/ 	};
+/******/
+/******/ 	// define __esModule on exports
+/******/ 	__webpack_require__.r = function(exports) {
+/******/ 		if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
+/******/ 			Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+/******/ 		}
+/******/ 		Object.defineProperty(exports, '__esModule', { value: true });
+/******/ 	};
+/******/
+/******/ 	// create a fake namespace object
+/******/ 	// mode & 1: value is a module id, require it
+/******/ 	// mode & 2: merge all properties of value into the ns
+/******/ 	// mode & 4: return value when already ns object
+/******/ 	// mode & 8|1: behave like require
+/******/ 	__webpack_require__.t = function(value, mode) {
+/******/ 		if(mode & 1) value = __webpack_require__(value);
+/******/ 		if(mode & 8) return value;
+/******/ 		if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
+/******/ 		var ns = Object.create(null);
+/******/ 		__webpack_require__.r(ns);
+/******/ 		Object.defineProperty(ns, 'default', { enumerable: true, value: value });
+/******/ 		if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
+/******/ 		return ns;
+/******/ 	};
+/******/
+/******/ 	// getDefaultExport function for compatibility with non-harmony modules
+/******/ 	__webpack_require__.n = function(module) {
+/******/ 		var getter = module && module.__esModule ?
+/******/ 			function getDefault() { return module['default']; } :
+/******/ 			function getModuleExports() { return module; };
+/******/ 		__webpack_require__.d(getter, 'a', getter);
+/******/ 		return getter;
+/******/ 	};
+/******/
+/******/ 	// Object.prototype.hasOwnProperty.call
+/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ 	// __webpack_public_path__
+/******/ 	__webpack_require__.p = "";
+/******/
+/******/
+/******/ 	// Load entry module and return exports
+/******/ 	return __webpack_require__(__webpack_require__.s = 2);
+/******/ })
+/************************************************************************/
+/******/ ([
+/* 0 */
+/***/ (function(module, exports, __webpack_require__) {
+
+(function(nacl) {
+'use strict';
+
+// Ported in 2014 by Dmitry Chestnykh and Devi Mandiri.
+// Public domain.
+//
+// Implementation derived from TweetNaCl version 20140427.
+// See for details: http://tweetnacl.cr.yp.to/
+
+var gf = function(init) {
+  var i, r = new Float64Array(16);
+  if (init) for (i = 0; i < init.length; i++) r[i] = init[i];
+  return r;
+};
+
+//  Pluggable, initialized in high-level API below.
+var randombytes = function(/* x, n */) { throw new Error('no PRNG'); };
+
+var _0 = new Uint8Array(16);
+var _9 = new Uint8Array(32); _9[0] = 9;
+
+var gf0 = gf(),
+    gf1 = gf([1]),
+    _121665 = gf([0xdb41, 1]),
+    D = gf([0x78a3, 0x1359, 0x4dca, 0x75eb, 0xd8ab, 0x4141, 0x0a4d, 0x0070, 0xe898, 0x7779, 0x4079, 0x8cc7, 0xfe73, 0x2b6f, 0x6cee, 0x5203]),
+    D2 = gf([0xf159, 0x26b2, 0x9b94, 0xebd6, 0xb156, 0x8283, 0x149a, 0x00e0, 0xd130, 0xeef3, 0x80f2, 0x198e, 0xfce7, 0x56df, 0xd9dc, 0x2406]),
+    X = gf([0xd51a, 0x8f25, 0x2d60, 0xc956, 0xa7b2, 0x9525, 0xc760, 0x692c, 0xdc5c, 0xfdd6, 0xe231, 0xc0a4, 0x53fe, 0xcd6e, 0x36d3, 0x2169]),
+    Y = gf([0x6658, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666]),
+    I = gf([0xa0b0, 0x4a0e, 0x1b27, 0xc4ee, 0xe478, 0xad2f, 0x1806, 0x2f43, 0xd7a7, 0x3dfb, 0x0099, 0x2b4d, 0xdf0b, 0x4fc1, 0x2480, 0x2b83]);
+
+function ts64(x, i, h, l) {
+  x[i]   = (h >> 24) & 0xff;
+  x[i+1] = (h >> 16) & 0xff;
+  x[i+2] = (h >>  8) & 0xff;
+  x[i+3] = h & 0xff;
+  x[i+4] = (l >> 24)  & 0xff;
+  x[i+5] = (l >> 16)  & 0xff;
+  x[i+6] = (l >>  8)  & 0xff;
+  x[i+7] = l & 0xff;
+}
+
+function vn(x, xi, y, yi, n) {
+  var i,d = 0;
+  for (i = 0; i < n; i++) d |= x[xi+i]^y[yi+i];
+  return (1 & ((d - 1) >>> 8)) - 1;
+}
+
+function crypto_verify_16(x, xi, y, yi) {
+  return vn(x,xi,y,yi,16);
+}
+
+function crypto_verify_32(x, xi, y, yi) {
+  return vn(x,xi,y,yi,32);
+}
+
+function core_salsa20(o, p, k, c) {
+  var j0  = c[ 0] & 0xff | (c[ 1] & 0xff)<<8 | (c[ 2] & 0xff)<<16 | (c[ 3] & 0xff)<<24,
+      j1  = k[ 0] & 0xff | (k[ 1] & 0xff)<<8 | (k[ 2] & 0xff)<<16 | (k[ 3] & 0xff)<<24,
+      j2  = k[ 4] & 0xff | (k[ 5] & 0xff)<<8 | (k[ 6] & 0xff)<<16 | (k[ 7] & 0xff)<<24,
+      j3  = k[ 8] & 0xff | (k[ 9] & 0xff)<<8 | (k[10] & 0xff)<<16 | (k[11] & 0xff)<<24,
+      j4  = k[12] & 0xff | (k[13] & 0xff)<<8 | (k[14] & 0xff)<<16 | (k[15] & 0xff)<<24,
+      j5  = c[ 4] & 0xff | (c[ 5] & 0xff)<<8 | (c[ 6] & 0xff)<<16 | (c[ 7] & 0xff)<<24,
+      j6  = p[ 0] & 0xff | (p[ 1] & 0xff)<<8 | (p[ 2] & 0xff)<<16 | (p[ 3] & 0xff)<<24,
+      j7  = p[ 4] & 0xff | (p[ 5] & 0xff)<<8 | (p[ 6] & 0xff)<<16 | (p[ 7] & 0xff)<<24,
+      j8  = p[ 8] & 0xff | (p[ 9] & 0xff)<<8 | (p[10] & 0xff)<<16 | (p[11] & 0xff)<<24,
+      j9  = p[12] & 0xff | (p[13] & 0xff)<<8 | (p[14] & 0xff)<<16 | (p[15] & 0xff)<<24,
+      j10 = c[ 8] & 0xff | (c[ 9] & 0xff)<<8 | (c[10] & 0xff)<<16 | (c[11] & 0xff)<<24,
+      j11 = k[16] & 0xff | (k[17] & 0xff)<<8 | (k[18] & 0xff)<<16 | (k[19] & 0xff)<<24,
+      j12 = k[20] & 0xff | (k[21] & 0xff)<<8 | (k[22] & 0xff)<<16 | (k[23] & 0xff)<<24,
+      j13 = k[24] & 0xff | (k[25] & 0xff)<<8 | (k[26] & 0xff)<<16 | (k[27] & 0xff)<<24,
+      j14 = k[28] & 0xff | (k[29] & 0xff)<<8 | (k[30] & 0xff)<<16 | (k[31] & 0xff)<<24,
+      j15 = c[12] & 0xff | (c[13] & 0xff)<<8 | (c[14] & 0xff)<<16 | (c[15] & 0xff)<<24;
+
+  var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
+      x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14,
+      x15 = j15, u;
+
+  for (var i = 0; i < 20; i += 2) {
+    u = x0 + x12 | 0;
+    x4 ^= u<<7 | u>>>(32-7);
+    u = x4 + x0 | 0;
+    x8 ^= u<<9 | u>>>(32-9);
+    u = x8 + x4 | 0;
+    x12 ^= u<<13 | u>>>(32-13);
+    u = x12 + x8 | 0;
+    x0 ^= u<<18 | u>>>(32-18);
+
+    u = x5 + x1 | 0;
+    x9 ^= u<<7 | u>>>(32-7);
+    u = x9 + x5 | 0;
+    x13 ^= u<<9 | u>>>(32-9);
+    u = x13 + x9 | 0;
+    x1 ^= u<<13 | u>>>(32-13);
+    u = x1 + x13 | 0;
+    x5 ^= u<<18 | u>>>(32-18);
+
+    u = x10 + x6 | 0;
+    x14 ^= u<<7 | u>>>(32-7);
+    u = x14 + x10 | 0;
+    x2 ^= u<<9 | u>>>(32-9);
+    u = x2 + x14 | 0;
+    x6 ^= u<<13 | u>>>(32-13);
+    u = x6 + x2 | 0;
+    x10 ^= u<<18 | u>>>(32-18);
+
+    u = x15 + x11 | 0;
+    x3 ^= u<<7 | u>>>(32-7);
+    u = x3 + x15 | 0;
+    x7 ^= u<<9 | u>>>(32-9);
+    u = x7 + x3 | 0;
+    x11 ^= u<<13 | u>>>(32-13);
+    u = x11 + x7 | 0;
+    x15 ^= u<<18 | u>>>(32-18);
+
+    u = x0 + x3 | 0;
+    x1 ^= u<<7 | u>>>(32-7);
+    u = x1 + x0 | 0;
+    x2 ^= u<<9 | u>>>(32-9);
+    u = x2 + x1 | 0;
+    x3 ^= u<<13 | u>>>(32-13);
+    u = x3 + x2 | 0;
+    x0 ^= u<<18 | u>>>(32-18);
+
+    u = x5 + x4 | 0;
+    x6 ^= u<<7 | u>>>(32-7);
+    u = x6 + x5 | 0;
+    x7 ^= u<<9 | u>>>(32-9);
+    u = x7 + x6 | 0;
+    x4 ^= u<<13 | u>>>(32-13);
+    u = x4 + x7 | 0;
+    x5 ^= u<<18 | u>>>(32-18);
+
+    u = x10 + x9 | 0;
+    x11 ^= u<<7 | u>>>(32-7);
+    u = x11 + x10 | 0;
+    x8 ^= u<<9 | u>>>(32-9);
+    u = x8 + x11 | 0;
+    x9 ^= u<<13 | u>>>(32-13);
+    u = x9 + x8 | 0;
+    x10 ^= u<<18 | u>>>(32-18);
+
+    u = x15 + x14 | 0;
+    x12 ^= u<<7 | u>>>(32-7);
+    u = x12 + x15 | 0;
+    x13 ^= u<<9 | u>>>(32-9);
+    u = x13 + x12 | 0;
+    x14 ^= u<<13 | u>>>(32-13);
+    u = x14 + x13 | 0;
+    x15 ^= u<<18 | u>>>(32-18);
+  }
+   x0 =  x0 +  j0 | 0;
+   x1 =  x1 +  j1 | 0;
+   x2 =  x2 +  j2 | 0;
+   x3 =  x3 +  j3 | 0;
+   x4 =  x4 +  j4 | 0;
+   x5 =  x5 +  j5 | 0;
+   x6 =  x6 +  j6 | 0;
+   x7 =  x7 +  j7 | 0;
+   x8 =  x8 +  j8 | 0;
+   x9 =  x9 +  j9 | 0;
+  x10 = x10 + j10 | 0;
+  x11 = x11 + j11 | 0;
+  x12 = x12 + j12 | 0;
+  x13 = x13 + j13 | 0;
+  x14 = x14 + j14 | 0;
+  x15 = x15 + j15 | 0;
+
+  o[ 0] = x0 >>>  0 & 0xff;
+  o[ 1] = x0 >>>  8 & 0xff;
+  o[ 2] = x0 >>> 16 & 0xff;
+  o[ 3] = x0 >>> 24 & 0xff;
+
+  o[ 4] = x1 >>>  0 & 0xff;
+  o[ 5] = x1 >>>  8 & 0xff;
+  o[ 6] = x1 >>> 16 & 0xff;
+  o[ 7] = x1 >>> 24 & 0xff;
+
+  o[ 8] = x2 >>>  0 & 0xff;
+  o[ 9] = x2 >>>  8 & 0xff;
+  o[10] = x2 >>> 16 & 0xff;
+  o[11] = x2 >>> 24 & 0xff;
+
+  o[12] = x3 >>>  0 & 0xff;
+  o[13] = x3 >>>  8 & 0xff;
+  o[14] = x3 >>> 16 & 0xff;
+  o[15] = x3 >>> 24 & 0xff;
+
+  o[16] = x4 >>>  0 & 0xff;
+  o[17] = x4 >>>  8 & 0xff;
+  o[18] = x4 >>> 16 & 0xff;
+  o[19] = x4 >>> 24 & 0xff;
+
+  o[20] = x5 >>>  0 & 0xff;
+  o[21] = x5 >>>  8 & 0xff;
+  o[22] = x5 >>> 16 & 0xff;
+  o[23] = x5 >>> 24 & 0xff;
+
+  o[24] = x6 >>>  0 & 0xff;
+  o[25] = x6 >>>  8 & 0xff;
+  o[26] = x6 >>> 16 & 0xff;
+  o[27] = x6 >>> 24 & 0xff;
+
+  o[28] = x7 >>>  0 & 0xff;
+  o[29] = x7 >>>  8 & 0xff;
+  o[30] = x7 >>> 16 & 0xff;
+  o[31] = x7 >>> 24 & 0xff;
+
+  o[32] = x8 >>>  0 & 0xff;
+  o[33] = x8 >>>  8 & 0xff;
+  o[34] = x8 >>> 16 & 0xff;
+  o[35] = x8 >>> 24 & 0xff;
+
+  o[36] = x9 >>>  0 & 0xff;
+  o[37] = x9 >>>  8 & 0xff;
+  o[38] = x9 >>> 16 & 0xff;
+  o[39] = x9 >>> 24 & 0xff;
+
+  o[40] = x10 >>>  0 & 0xff;
+  o[41] = x10 >>>  8 & 0xff;
+  o[42] = x10 >>> 16 & 0xff;
+  o[43] = x10 >>> 24 & 0xff;
+
+  o[44] = x11 >>>  0 & 0xff;
+  o[45] = x11 >>>  8 & 0xff;
+  o[46] = x11 >>> 16 & 0xff;
+  o[47] = x11 >>> 24 & 0xff;
+
+  o[48] = x12 >>>  0 & 0xff;
+  o[49] = x12 >>>  8 & 0xff;
+  o[50] = x12 >>> 16 & 0xff;
+  o[51] = x12 >>> 24 & 0xff;
+
+  o[52] = x13 >>>  0 & 0xff;
+  o[53] = x13 >>>  8 & 0xff;
+  o[54] = x13 >>> 16 & 0xff;
+  o[55] = x13 >>> 24 & 0xff;
+
+  o[56] = x14 >>>  0 & 0xff;
+  o[57] = x14 >>>  8 & 0xff;
+  o[58] = x14 >>> 16 & 0xff;
+  o[59] = x14 >>> 24 & 0xff;
+
+  o[60] = x15 >>>  0 & 0xff;
+  o[61] = x15 >>>  8 & 0xff;
+  o[62] = x15 >>> 16 & 0xff;
+  o[63] = x15 >>> 24 & 0xff;
+}
+
+function core_hsalsa20(o,p,k,c) {
+  var j0  = c[ 0] & 0xff | (c[ 1] & 0xff)<<8 | (c[ 2] & 0xff)<<16 | (c[ 3] & 0xff)<<24,
+      j1  = k[ 0] & 0xff | (k[ 1] & 0xff)<<8 | (k[ 2] & 0xff)<<16 | (k[ 3] & 0xff)<<24,
+      j2  = k[ 4] & 0xff | (k[ 5] & 0xff)<<8 | (k[ 6] & 0xff)<<16 | (k[ 7] & 0xff)<<24,
+      j3  = k[ 8] & 0xff | (k[ 9] & 0xff)<<8 | (k[10] & 0xff)<<16 | (k[11] & 0xff)<<24,
+      j4  = k[12] & 0xff | (k[13] & 0xff)<<8 | (k[14] & 0xff)<<16 | (k[15] & 0xff)<<24,
+      j5  = c[ 4] & 0xff | (c[ 5] & 0xff)<<8 | (c[ 6] & 0xff)<<16 | (c[ 7] & 0xff)<<24,
+      j6  = p[ 0] & 0xff | (p[ 1] & 0xff)<<8 | (p[ 2] & 0xff)<<16 | (p[ 3] & 0xff)<<24,
+      j7  = p[ 4] & 0xff | (p[ 5] & 0xff)<<8 | (p[ 6] & 0xff)<<16 | (p[ 7] & 0xff)<<24,
+      j8  = p[ 8] & 0xff | (p[ 9] & 0xff)<<8 | (p[10] & 0xff)<<16 | (p[11] & 0xff)<<24,
+      j9  = p[12] & 0xff | (p[13] & 0xff)<<8 | (p[14] & 0xff)<<16 | (p[15] & 0xff)<<24,
+      j10 = c[ 8] & 0xff | (c[ 9] & 0xff)<<8 | (c[10] & 0xff)<<16 | (c[11] & 0xff)<<24,
+      j11 = k[16] & 0xff | (k[17] & 0xff)<<8 | (k[18] & 0xff)<<16 | (k[19] & 0xff)<<24,
+      j12 = k[20] & 0xff | (k[21] & 0xff)<<8 | (k[22] & 0xff)<<16 | (k[23] & 0xff)<<24,
+      j13 = k[24] & 0xff | (k[25] & 0xff)<<8 | (k[26] & 0xff)<<16 | (k[27] & 0xff)<<24,
+      j14 = k[28] & 0xff | (k[29] & 0xff)<<8 | (k[30] & 0xff)<<16 | (k[31] & 0xff)<<24,
+      j15 = c[12] & 0xff | (c[13] & 0xff)<<8 | (c[14] & 0xff)<<16 | (c[15] & 0xff)<<24;
+
+  var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
+      x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14,
+      x15 = j15, u;
+
+  for (var i = 0; i < 20; i += 2) {
+    u = x0 + x12 | 0;
+    x4 ^= u<<7 | u>>>(32-7);
+    u = x4 + x0 | 0;
+    x8 ^= u<<9 | u>>>(32-9);
+    u = x8 + x4 | 0;
+    x12 ^= u<<13 | u>>>(32-13);
+    u = x12 + x8 | 0;
+    x0 ^= u<<18 | u>>>(32-18);
+
+    u = x5 + x1 | 0;
+    x9 ^= u<<7 | u>>>(32-7);
+    u = x9 + x5 | 0;
+    x13 ^= u<<9 | u>>>(32-9);
+    u = x13 + x9 | 0;
+    x1 ^= u<<13 | u>>>(32-13);
+    u = x1 + x13 | 0;
+    x5 ^= u<<18 | u>>>(32-18);
+
+    u = x10 + x6 | 0;
+    x14 ^= u<<7 | u>>>(32-7);
+    u = x14 + x10 | 0;
+    x2 ^= u<<9 | u>>>(32-9);
+    u = x2 + x14 | 0;
+    x6 ^= u<<13 | u>>>(32-13);
+    u = x6 + x2 | 0;
+    x10 ^= u<<18 | u>>>(32-18);
+
+    u = x15 + x11 | 0;
+    x3 ^= u<<7 | u>>>(32-7);
+    u = x3 + x15 | 0;
+    x7 ^= u<<9 | u>>>(32-9);
+    u = x7 + x3 | 0;
+    x11 ^= u<<13 | u>>>(32-13);
+    u = x11 + x7 | 0;
+    x15 ^= u<<18 | u>>>(32-18);
+
+    u = x0 + x3 | 0;
+    x1 ^= u<<7 | u>>>(32-7);
+    u = x1 + x0 | 0;
+    x2 ^= u<<9 | u>>>(32-9);
+    u = x2 + x1 | 0;
+    x3 ^= u<<13 | u>>>(32-13);
+    u = x3 + x2 | 0;
+    x0 ^= u<<18 | u>>>(32-18);
+
+    u = x5 + x4 | 0;
+    x6 ^= u<<7 | u>>>(32-7);
+    u = x6 + x5 | 0;
+    x7 ^= u<<9 | u>>>(32-9);
+    u = x7 + x6 | 0;
+    x4 ^= u<<13 | u>>>(32-13);
+    u = x4 + x7 | 0;
+    x5 ^= u<<18 | u>>>(32-18);
+
+    u = x10 + x9 | 0;
+    x11 ^= u<<7 | u>>>(32-7);
+    u = x11 + x10 | 0;
+    x8 ^= u<<9 | u>>>(32-9);
+    u = x8 + x11 | 0;
+    x9 ^= u<<13 | u>>>(32-13);
+    u = x9 + x8 | 0;
+    x10 ^= u<<18 | u>>>(32-18);
+
+    u = x15 + x14 | 0;
+    x12 ^= u<<7 | u>>>(32-7);
+    u = x12 + x15 | 0;
+    x13 ^= u<<9 | u>>>(32-9);
+    u = x13 + x12 | 0;
+    x14 ^= u<<13 | u>>>(32-13);
+    u = x14 + x13 | 0;
+    x15 ^= u<<18 | u>>>(32-18);
+  }
+
+  o[ 0] = x0 >>>  0 & 0xff;
+  o[ 1] = x0 >>>  8 & 0xff;
+  o[ 2] = x0 >>> 16 & 0xff;
+  o[ 3] = x0 >>> 24 & 0xff;
+
+  o[ 4] = x5 >>>  0 & 0xff;
+  o[ 5] = x5 >>>  8 & 0xff;
+  o[ 6] = x5 >>> 16 & 0xff;
+  o[ 7] = x5 >>> 24 & 0xff;
+
+  o[ 8] = x10 >>>  0 & 0xff;
+  o[ 9] = x10 >>>  8 & 0xff;
+  o[10] = x10 >>> 16 & 0xff;
+  o[11] = x10 >>> 24 & 0xff;
+
+  o[12] = x15 >>>  0 & 0xff;
+  o[13] = x15 >>>  8 & 0xff;
+  o[14] = x15 >>> 16 & 0xff;
+  o[15] = x15 >>> 24 & 0xff;
+
+  o[16] = x6 >>>  0 & 0xff;
+  o[17] = x6 >>>  8 & 0xff;
+  o[18] = x6 >>> 16 & 0xff;
+  o[19] = x6 >>> 24 & 0xff;
+
+  o[20] = x7 >>>  0 & 0xff;
+  o[21] = x7 >>>  8 & 0xff;
+  o[22] = x7 >>> 16 & 0xff;
+  o[23] = x7 >>> 24 & 0xff;
+
+  o[24] = x8 >>>  0 & 0xff;
+  o[25] = x8 >>>  8 & 0xff;
+  o[26] = x8 >>> 16 & 0xff;
+  o[27] = x8 >>> 24 & 0xff;
+
+  o[28] = x9 >>>  0 & 0xff;
+  o[29] = x9 >>>  8 & 0xff;
+  o[30] = x9 >>> 16 & 0xff;
+  o[31] = x9 >>> 24 & 0xff;
+}
+
+function crypto_core_salsa20(out,inp,k,c) {
+  core_salsa20(out,inp,k,c);
+}
+
+function crypto_core_hsalsa20(out,inp,k,c) {
+  core_hsalsa20(out,inp,k,c);
+}
+
+var sigma = new Uint8Array([101, 120, 112, 97, 110, 100, 32, 51, 50, 45, 98, 121, 116, 101, 32, 107]);
+            // "expand 32-byte k"
+
+function crypto_stream_salsa20_xor(c,cpos,m,mpos,b,n,k) {
+  var z = new Uint8Array(16), x = new Uint8Array(64);
+  var u, i;
+  for (i = 0; i < 16; i++) z[i] = 0;
+  for (i = 0; i < 8; i++) z[i] = n[i];
+  while (b >= 64) {
+    crypto_core_salsa20(x,z,k,sigma);
+    for (i = 0; i < 64; i++) c[cpos+i] = m[mpos+i] ^ x[i];
+    u = 1;
+    for (i = 8; i < 16; i++) {
+      u = u + (z[i] & 0xff) | 0;
+      z[i] = u & 0xff;
+      u >>>= 8;
+    }
+    b -= 64;
+    cpos += 64;
+    mpos += 64;
+  }
+  if (b > 0) {
+    crypto_core_salsa20(x,z,k,sigma);
+    for (i = 0; i < b; i++) c[cpos+i] = m[mpos+i] ^ x[i];
+  }
+  return 0;
+}
+
+function crypto_stream_salsa20(c,cpos,b,n,k) {
+  var z = new Uint8Array(16), x = new Uint8Array(64);
+  var u, i;
+  for (i = 0; i < 16; i++) z[i] = 0;
+  for (i = 0; i < 8; i++) z[i] = n[i];
+  while (b >= 64) {
+    crypto_core_salsa20(x,z,k,sigma);
+    for (i = 0; i < 64; i++) c[cpos+i] = x[i];
+    u = 1;
+    for (i = 8; i < 16; i++) {
+      u = u + (z[i] & 0xff) | 0;
+      z[i] = u & 0xff;
+      u >>>= 8;
+    }
+    b -= 64;
+    cpos += 64;
+  }
+  if (b > 0) {
+    crypto_core_salsa20(x,z,k,sigma);
+    for (i = 0; i < b; i++) c[cpos+i] = x[i];
+  }
+  return 0;
+}
+
+function crypto_stream(c,cpos,d,n,k) {
+  var s = new Uint8Array(32);
+  crypto_core_hsalsa20(s,n,k,sigma);
+  var sn = new Uint8Array(8);
+  for (var i = 0; i < 8; i++) sn[i] = n[i+16];
+  return crypto_stream_salsa20(c,cpos,d,sn,s);
+}
+
+function crypto_stream_xor(c,cpos,m,mpos,d,n,k) {
+  var s = new Uint8Array(32);
+  crypto_core_hsalsa20(s,n,k,sigma);
+  var sn = new Uint8Array(8);
+  for (var i = 0; i < 8; i++) sn[i] = n[i+16];
+  return crypto_stream_salsa20_xor(c,cpos,m,mpos,d,sn,s);
+}
+
+/*
+* Port of Andrew Moon's Poly1305-donna-16. Public domain.
+* https://github.com/floodyberry/poly1305-donna
+*/
+
+var poly1305 = function(key) {
+  this.buffer = new Uint8Array(16);
+  this.r = new Uint16Array(10);
+  this.h = new Uint16Array(10);
+  this.pad = new Uint16Array(8);
+  this.leftover = 0;
+  this.fin = 0;
+
+  var t0, t1, t2, t3, t4, t5, t6, t7;
+
+  t0 = key[ 0] & 0xff | (key[ 1] & 0xff) << 8; this.r[0] = ( t0                     ) & 0x1fff;
+  t1 = key[ 2] & 0xff | (key[ 3] & 0xff) << 8; this.r[1] = ((t0 >>> 13) | (t1 <<  3)) & 0x1fff;
+  t2 = key[ 4] & 0xff | (key[ 5] & 0xff) << 8; this.r[2] = ((t1 >>> 10) | (t2 <<  6)) & 0x1f03;
+  t3 = key[ 6] & 0xff | (key[ 7] & 0xff) << 8; this.r[3] = ((t2 >>>  7) | (t3 <<  9)) & 0x1fff;
+  t4 = key[ 8] & 0xff | (key[ 9] & 0xff) << 8; this.r[4] = ((t3 >>>  4) | (t4 << 12)) & 0x00ff;
+  this.r[5] = ((t4 >>>  1)) & 0x1ffe;
+  t5 = key[10] & 0xff | (key[11] & 0xff) << 8; this.r[6] = ((t4 >>> 14) | (t5 <<  2)) & 0x1fff;
+  t6 = key[12] & 0xff | (key[13] & 0xff) << 8; this.r[7] = ((t5 >>> 11) | (t6 <<  5)) & 0x1f81;
+  t7 = key[14] & 0xff | (key[15] & 0xff) << 8; this.r[8] = ((t6 >>>  8) | (t7 <<  8)) & 0x1fff;
+  this.r[9] = ((t7 >>>  5)) & 0x007f;
+
+  this.pad[0] = key[16] & 0xff | (key[17] & 0xff) << 8;
+  this.pad[1] = key[18] & 0xff | (key[19] & 0xff) << 8;
+  this.pad[2] = key[20] & 0xff | (key[21] & 0xff) << 8;
+  this.pad[3] = key[22] & 0xff | (key[23] & 0xff) << 8;
+  this.pad[4] = key[24] & 0xff | (key[25] & 0xff) << 8;
+  this.pad[5] = key[26] & 0xff | (key[27] & 0xff) << 8;
+  this.pad[6] = key[28] & 0xff | (key[29] & 0xff) << 8;
+  this.pad[7] = key[30] & 0xff | (key[31] & 0xff) << 8;
+};
+
+poly1305.prototype.blocks = function(m, mpos, bytes) {
+  var hibit = this.fin ? 0 : (1 << 11);
+  var t0, t1, t2, t3, t4, t5, t6, t7, c;
+  var d0, d1, d2, d3, d4, d5, d6, d7, d8, d9;
+
+  var h0 = this.h[0],
+      h1 = this.h[1],
+      h2 = this.h[2],
+      h3 = this.h[3],
+      h4 = this.h[4],
+      h5 = this.h[5],
+      h6 = this.h[6],
+      h7 = this.h[7],
+      h8 = this.h[8],
+      h9 = this.h[9];
+
+  var r0 = this.r[0],
+      r1 = this.r[1],
+      r2 = this.r[2],
+      r3 = this.r[3],
+      r4 = this.r[4],
+      r5 = this.r[5],
+      r6 = this.r[6],
+      r7 = this.r[7],
+      r8 = this.r[8],
+      r9 = this.r[9];
+
+  while (bytes >= 16) {
+    t0 = m[mpos+ 0] & 0xff | (m[mpos+ 1] & 0xff) << 8; h0 += ( t0                     ) & 0x1fff;
+    t1 = m[mpos+ 2] & 0xff | (m[mpos+ 3] & 0xff) << 8; h1 += ((t0 >>> 13) | (t1 <<  3)) & 0x1fff;
+    t2 = m[mpos+ 4] & 0xff | (m[mpos+ 5] & 0xff) << 8; h2 += ((t1 >>> 10) | (t2 <<  6)) & 0x1fff;
+    t3 = m[mpos+ 6] & 0xff | (m[mpos+ 7] & 0xff) << 8; h3 += ((t2 >>>  7) | (t3 <<  9)) & 0x1fff;
+    t4 = m[mpos+ 8] & 0xff | (m[mpos+ 9] & 0xff) << 8; h4 += ((t3 >>>  4) | (t4 << 12)) & 0x1fff;
+    h5 += ((t4 >>>  1)) & 0x1fff;
+    t5 = m[mpos+10] & 0xff | (m[mpos+11] & 0xff) << 8; h6 += ((t4 >>> 14) | (t5 <<  2)) & 0x1fff;
+    t6 = m[mpos+12] & 0xff | (m[mpos+13] & 0xff) << 8; h7 += ((t5 >>> 11) | (t6 <<  5)) & 0x1fff;
+    t7 = m[mpos+14] & 0xff | (m[mpos+15] & 0xff) << 8; h8 += ((t6 >>>  8) | (t7 <<  8)) & 0x1fff;
+    h9 += ((t7 >>> 5)) | hibit;
+
+    c = 0;
+
+    d0 = c;
+    d0 += h0 * r0;
+    d0 += h1 * (5 * r9);
+    d0 += h2 * (5 * r8);
+    d0 += h3 * (5 * r7);
+    d0 += h4 * (5 * r6);
+    c = (d0 >>> 13); d0 &= 0x1fff;
+    d0 += h5 * (5 * r5);
+    d0 += h6 * (5 * r4);
+    d0 += h7 * (5 * r3);
+    d0 += h8 * (5 * r2);
+    d0 += h9 * (5 * r1);
+    c += (d0 >>> 13); d0 &= 0x1fff;
+
+    d1 = c;
+    d1 += h0 * r1;
+    d1 += h1 * r0;
+    d1 += h2 * (5 * r9);
+    d1 += h3 * (5 * r8);
+    d1 += h4 * (5 * r7);
+    c = (d1 >>> 13); d1 &= 0x1fff;
+    d1 += h5 * (5 * r6);
+    d1 += h6 * (5 * r5);
+    d1 += h7 * (5 * r4);
+    d1 += h8 * (5 * r3);
+    d1 += h9 * (5 * r2);
+    c += (d1 >>> 13); d1 &= 0x1fff;
+
+    d2 = c;
+    d2 += h0 * r2;
+    d2 += h1 * r1;
+    d2 += h2 * r0;
+    d2 += h3 * (5 * r9);
+    d2 += h4 * (5 * r8);
+    c = (d2 >>> 13); d2 &= 0x1fff;
+    d2 += h5 * (5 * r7);
+    d2 += h6 * (5 * r6);
+    d2 += h7 * (5 * r5);
+    d2 += h8 * (5 * r4);
+    d2 += h9 * (5 * r3);
+    c += (d2 >>> 13); d2 &= 0x1fff;
+
+    d3 = c;
+    d3 += h0 * r3;
+    d3 += h1 * r2;
+    d3 += h2 * r1;
+    d3 += h3 * r0;
+    d3 += h4 * (5 * r9);
+    c = (d3 >>> 13); d3 &= 0x1fff;
+    d3 += h5 * (5 * r8);
+    d3 += h6 * (5 * r7);
+    d3 += h7 * (5 * r6);
+    d3 += h8 * (5 * r5);
+    d3 += h9 * (5 * r4);
+    c += (d3 >>> 13); d3 &= 0x1fff;
+
+    d4 = c;
+    d4 += h0 * r4;
+    d4 += h1 * r3;
+    d4 += h2 * r2;
+    d4 += h3 * r1;
+    d4 += h4 * r0;
+    c = (d4 >>> 13); d4 &= 0x1fff;
+    d4 += h5 * (5 * r9);
+    d4 += h6 * (5 * r8);
+    d4 += h7 * (5 * r7);
+    d4 += h8 * (5 * r6);
+    d4 += h9 * (5 * r5);
+    c += (d4 >>> 13); d4 &= 0x1fff;
+
+    d5 = c;
+    d5 += h0 * r5;
+    d5 += h1 * r4;
+    d5 += h2 * r3;
+    d5 += h3 * r2;
+    d5 += h4 * r1;
+    c = (d5 >>> 13); d5 &= 0x1fff;
+    d5 += h5 * r0;
+    d5 += h6 * (5 * r9);
+    d5 += h7 * (5 * r8);
+    d5 += h8 * (5 * r7);
+    d5 += h9 * (5 * r6);
+    c += (d5 >>> 13); d5 &= 0x1fff;
+
+    d6 = c;
+    d6 += h0 * r6;
+    d6 += h1 * r5;
+    d6 += h2 * r4;
+    d6 += h3 * r3;
+    d6 += h4 * r2;
+    c = (d6 >>> 13); d6 &= 0x1fff;
+    d6 += h5 * r1;
+    d6 += h6 * r0;
+    d6 += h7 * (5 * r9);
+    d6 += h8 * (5 * r8);
+    d6 += h9 * (5 * r7);
+    c += (d6 >>> 13); d6 &= 0x1fff;
+
+    d7 = c;
+    d7 += h0 * r7;
+    d7 += h1 * r6;
+    d7 += h2 * r5;
+    d7 += h3 * r4;
+    d7 += h4 * r3;
+    c = (d7 >>> 13); d7 &= 0x1fff;
+    d7 += h5 * r2;
+    d7 += h6 * r1;
+    d7 += h7 * r0;
+    d7 += h8 * (5 * r9);
+    d7 += h9 * (5 * r8);
+    c += (d7 >>> 13); d7 &= 0x1fff;
+
+    d8 = c;
+    d8 += h0 * r8;
+    d8 += h1 * r7;
+    d8 += h2 * r6;
+    d8 += h3 * r5;
+    d8 += h4 * r4;
+    c = (d8 >>> 13); d8 &= 0x1fff;
+    d8 += h5 * r3;
+    d8 += h6 * r2;
+    d8 += h7 * r1;
+    d8 += h8 * r0;
+    d8 += h9 * (5 * r9);
+    c += (d8 >>> 13); d8 &= 0x1fff;
+
+    d9 = c;
+    d9 += h0 * r9;
+    d9 += h1 * r8;
+    d9 += h2 * r7;
+    d9 += h3 * r6;
+    d9 += h4 * r5;
+    c = (d9 >>> 13); d9 &= 0x1fff;
+    d9 += h5 * r4;
+    d9 += h6 * r3;
+    d9 += h7 * r2;
+    d9 += h8 * r1;
+    d9 += h9 * r0;
+    c += (d9 >>> 13); d9 &= 0x1fff;
+
+    c = (((c << 2) + c)) | 0;
+    c = (c + d0) | 0;
+    d0 = c & 0x1fff;
+    c = (c >>> 13);
+    d1 += c;
+
+    h0 = d0;
+    h1 = d1;
+    h2 = d2;
+    h3 = d3;
+    h4 = d4;
+    h5 = d5;
+    h6 = d6;
+    h7 = d7;
+    h8 = d8;
+    h9 = d9;
+
+    mpos += 16;
+    bytes -= 16;
+  }
+  this.h[0] = h0;
+  this.h[1] = h1;
+  this.h[2] = h2;
+  this.h[3] = h3;
+  this.h[4] = h4;
+  this.h[5] = h5;
+  this.h[6] = h6;
+  this.h[7] = h7;
+  this.h[8] = h8;
+  this.h[9] = h9;
+};
+
+poly1305.prototype.finish = function(mac, macpos) {
+  var g = new Uint16Array(10);
+  var c, mask, f, i;
+
+  if (this.leftover) {
+    i = this.leftover;
+    this.buffer[i++] = 1;
+    for (; i < 16; i++) this.buffer[i] = 0;
+    this.fin = 1;
+    this.blocks(this.buffer, 0, 16);
+  }
+
+  c = this.h[1] >>> 13;
+  this.h[1] &= 0x1fff;
+  for (i = 2; i < 10; i++) {
+    this.h[i] += c;
+    c = this.h[i] >>> 13;
+    this.h[i] &= 0x1fff;
+  }
+  this.h[0] += (c * 5);
+  c = this.h[0] >>> 13;
+  this.h[0] &= 0x1fff;
+  this.h[1] += c;
+  c = this.h[1] >>> 13;
+  this.h[1] &= 0x1fff;
+  this.h[2] += c;
+
+  g[0] = this.h[0] + 5;
+  c = g[0] >>> 13;
+  g[0] &= 0x1fff;
+  for (i = 1; i < 10; i++) {
+    g[i] = this.h[i] + c;
+    c = g[i] >>> 13;
+    g[i] &= 0x1fff;
+  }
+  g[9] -= (1 << 13);
+
+  mask = (c ^ 1) - 1;
+  for (i = 0; i < 10; i++) g[i] &= mask;
+  mask = ~mask;
+  for (i = 0; i < 10; i++) this.h[i] = (this.h[i] & mask) | g[i];
+
+  this.h[0] = ((this.h[0]       ) | (this.h[1] << 13)                    ) & 0xffff;
+  this.h[1] = ((this.h[1] >>>  3) | (this.h[2] << 10)                    ) & 0xffff;
+  this.h[2] = ((this.h[2] >>>  6) | (this.h[3] <<  7)                    ) & 0xffff;
+  this.h[3] = ((this.h[3] >>>  9) | (this.h[4] <<  4)                    ) & 0xffff;
+  this.h[4] = ((this.h[4] >>> 12) | (this.h[5] <<  1) | (this.h[6] << 14)) & 0xffff;
+  this.h[5] = ((this.h[6] >>>  2) | (this.h[7] << 11)                    ) & 0xffff;
+  this.h[6] = ((this.h[7] >>>  5) | (this.h[8] <<  8)                    ) & 0xffff;
+  this.h[7] = ((this.h[8] >>>  8) | (this.h[9] <<  5)                    ) & 0xffff;
+
+  f = this.h[0] + this.pad[0];
+  this.h[0] = f & 0xffff;
+  for (i = 1; i < 8; i++) {
+    f = (((this.h[i] + this.pad[i]) | 0) + (f >>> 16)) | 0;
+    this.h[i] = f & 0xffff;
+  }
+
+  mac[macpos+ 0] = (this.h[0] >>> 0) & 0xff;
+  mac[macpos+ 1] = (this.h[0] >>> 8) & 0xff;
+  mac[macpos+ 2] = (this.h[1] >>> 0) & 0xff;
+  mac[macpos+ 3] = (this.h[1] >>> 8) & 0xff;
+  mac[macpos+ 4] = (this.h[2] >>> 0) & 0xff;
+  mac[macpos+ 5] = (this.h[2] >>> 8) & 0xff;
+  mac[macpos+ 6] = (this.h[3] >>> 0) & 0xff;
+  mac[macpos+ 7] = (this.h[3] >>> 8) & 0xff;
+  mac[macpos+ 8] = (this.h[4] >>> 0) & 0xff;
+  mac[macpos+ 9] = (this.h[4] >>> 8) & 0xff;
+  mac[macpos+10] = (this.h[5] >>> 0) & 0xff;
+  mac[macpos+11] = (this.h[5] >>> 8) & 0xff;
+  mac[macpos+12] = (this.h[6] >>> 0) & 0xff;
+  mac[macpos+13] = (this.h[6] >>> 8) & 0xff;
+  mac[macpos+14] = (this.h[7] >>> 0) & 0xff;
+  mac[macpos+15] = (this.h[7] >>> 8) & 0xff;
+};
+
+poly1305.prototype.update = function(m, mpos, bytes) {
+  var i, want;
+
+  if (this.leftover) {
+    want = (16 - this.leftover);
+    if (want > bytes)
+      want = bytes;
+    for (i = 0; i < want; i++)
+      this.buffer[this.leftover + i] = m[mpos+i];
+    bytes -= want;
+    mpos += want;
+    this.leftover += want;
+    if (this.leftover < 16)
+      return;
+    this.blocks(this.buffer, 0, 16);
+    this.leftover = 0;
+  }
+
+  if (bytes >= 16) {
+    want = bytes - (bytes % 16);
+    this.blocks(m, mpos, want);
+    mpos += want;
+    bytes -= want;
+  }
+
+  if (bytes) {
+    for (i = 0; i < bytes; i++)
+      this.buffer[this.leftover + i] = m[mpos+i];
+    this.leftover += bytes;
+  }
+};
+
+function crypto_onetimeauth(out, outpos, m, mpos, n, k) {
+  var s = new poly1305(k);
+  s.update(m, mpos, n);
+  s.finish(out, outpos);
+  return 0;
+}
+
+function crypto_onetimeauth_verify(h, hpos, m, mpos, n, k) {
+  var x = new Uint8Array(16);
+  crypto_onetimeauth(x,0,m,mpos,n,k);
+  return crypto_verify_16(h,hpos,x,0);
+}
+
+function crypto_secretbox(c,m,d,n,k) {
+  var i;
+  if (d < 32) return -1;
+  crypto_stream_xor(c,0,m,0,d,n,k);
+  crypto_onetimeauth(c, 16, c, 32, d - 32, c);
+  for (i = 0; i < 16; i++) c[i] = 0;
+  return 0;
+}
+
+function crypto_secretbox_open(m,c,d,n,k) {
+  var i;
+  var x = new Uint8Array(32);
+  if (d < 32) return -1;
+  crypto_stream(x,0,32,n,k);
+  if (crypto_onetimeauth_verify(c, 16,c, 32,d - 32,x) !== 0) return -1;
+  crypto_stream_xor(m,0,c,0,d,n,k);
+  for (i = 0; i < 32; i++) m[i] = 0;
+  return 0;
+}
+
+function set25519(r, a) {
+  var i;
+  for (i = 0; i < 16; i++) r[i] = a[i]|0;
+}
+
+function car25519(o) {
+  var i, v, c = 1;
+  for (i = 0; i < 16; i++) {
+    v = o[i] + c + 65535;
+    c = Math.floor(v / 65536);
+    o[i] = v - c * 65536;
+  }
+  o[0] += c-1 + 37 * (c-1);
+}
+
+function sel25519(p, q, b) {
+  var t, c = ~(b-1);
+  for (var i = 0; i < 16; i++) {
+    t = c & (p[i] ^ q[i]);
+    p[i] ^= t;
+    q[i] ^= t;
+  }
+}
+
+function pack25519(o, n) {
+  var i, j, b;
+  var m = gf(), t = gf();
+  for (i = 0; i < 16; i++) t[i] = n[i];
+  car25519(t);
+  car25519(t);
+  car25519(t);
+  for (j = 0; j < 2; j++) {
+    m[0] = t[0] - 0xffed;
+    for (i = 1; i < 15; i++) {
+      m[i] = t[i] - 0xffff - ((m[i-1]>>16) & 1);
+      m[i-1] &= 0xffff;
+    }
+    m[15] = t[15] - 0x7fff - ((m[14]>>16) & 1);
+    b = (m[15]>>16) & 1;
+    m[14] &= 0xffff;
+    sel25519(t, m, 1-b);
+  }
+  for (i = 0; i < 16; i++) {
+    o[2*i] = t[i] & 0xff;
+    o[2*i+1] = t[i]>>8;
+  }
+}
+
+function neq25519(a, b) {
+  var c = new Uint8Array(32), d = new Uint8Array(32);
+  pack25519(c, a);
+  pack25519(d, b);
+  return crypto_verify_32(c, 0, d, 0);
+}
+
+function par25519(a) {
+  var d = new Uint8Array(32);
+  pack25519(d, a);
+  return d[0] & 1;
+}
+
+function unpack25519(o, n) {
+  var i;
+  for (i = 0; i < 16; i++) o[i] = n[2*i] + (n[2*i+1] << 8);
+  o[15] &= 0x7fff;
+}
+
+function A(o, a, b) {
+  for (var i = 0; i < 16; i++) o[i] = a[i] + b[i];
+}
+
+function Z(o, a, b) {
+  for (var i = 0; i < 16; i++) o[i] = a[i] - b[i];
+}
+
+function M(o, a, b) {
+  var v, c,
+     t0 = 0,  t1 = 0,  t2 = 0,  t3 = 0,  t4 = 0,  t5 = 0,  t6 = 0,  t7 = 0,
+     t8 = 0,  t9 = 0, t10 = 0, t11 = 0, t12 = 0, t13 = 0, t14 = 0, t15 = 0,
+    t16 = 0, t17 = 0, t18 = 0, t19 = 0, t20 = 0, t21 = 0, t22 = 0, t23 = 0,
+    t24 = 0, t25 = 0, t26 = 0, t27 = 0, t28 = 0, t29 = 0, t30 = 0,
+    b0 = b[0],
+    b1 = b[1],
+    b2 = b[2],
+    b3 = b[3],
+    b4 = b[4],
+    b5 = b[5],
+    b6 = b[6],
+    b7 = b[7],
+    b8 = b[8],
+    b9 = b[9],
+    b10 = b[10],
+    b11 = b[11],
+    b12 = b[12],
+    b13 = b[13],
+    b14 = b[14],
+    b15 = b[15];
+
+  v = a[0];
+  t0 += v * b0;
+  t1 += v * b1;
+  t2 += v * b2;
+  t3 += v * b3;
+  t4 += v * b4;
+  t5 += v * b5;
+  t6 += v * b6;
+  t7 += v * b7;
+  t8 += v * b8;
+  t9 += v * b9;
+  t10 += v * b10;
+  t11 += v * b11;
+  t12 += v * b12;
+  t13 += v * b13;
+  t14 += v * b14;
+  t15 += v * b15;
+  v = a[1];
+  t1 += v * b0;
+  t2 += v * b1;
+  t3 += v * b2;
+  t4 += v * b3;
+  t5 += v * b4;
+  t6 += v * b5;
+  t7 += v * b6;
+  t8 += v * b7;
+  t9 += v * b8;
+  t10 += v * b9;
+  t11 += v * b10;
+  t12 += v * b11;
+  t13 += v * b12;
+  t14 += v * b13;
+  t15 += v * b14;
+  t16 += v * b15;
+  v = a[2];
+  t2 += v * b0;
+  t3 += v * b1;
+  t4 += v * b2;
+  t5 += v * b3;
+  t6 += v * b4;
+  t7 += v * b5;
+  t8 += v * b6;
+  t9 += v * b7;
+  t10 += v * b8;
+  t11 += v * b9;
+  t12 += v * b10;
+  t13 += v * b11;
+  t14 += v * b12;
+  t15 += v * b13;
+  t16 += v * b14;
+  t17 += v * b15;
+  v = a[3];
+  t3 += v * b0;
+  t4 += v * b1;
+  t5 += v * b2;
+  t6 += v * b3;
+  t7 += v * b4;
+  t8 += v * b5;
+  t9 += v * b6;
+  t10 += v * b7;
+  t11 += v * b8;
+  t12 += v * b9;
+  t13 += v * b10;
+  t14 += v * b11;
+  t15 += v * b12;
+  t16 += v * b13;
+  t17 += v * b14;
+  t18 += v * b15;
+  v = a[4];
+  t4 += v * b0;
+  t5 += v * b1;
+  t6 += v * b2;
+  t7 += v * b3;
+  t8 += v * b4;
+  t9 += v * b5;
+  t10 += v * b6;
+  t11 += v * b7;
+  t12 += v * b8;
+  t13 += v * b9;
+  t14 += v * b10;
+  t15 += v * b11;
+  t16 += v * b12;
+  t17 += v * b13;
+  t18 += v * b14;
+  t19 += v * b15;
+  v = a[5];
+  t5 += v * b0;
+  t6 += v * b1;
+  t7 += v * b2;
+  t8 += v * b3;
+  t9 += v * b4;
+  t10 += v * b5;
+  t11 += v * b6;
+  t12 += v * b7;
+  t13 += v * b8;
+  t14 += v * b9;
+  t15 += v * b10;
+  t16 += v * b11;
+  t17 += v * b12;
+  t18 += v * b13;
+  t19 += v * b14;
+  t20 += v * b15;
+  v = a[6];
+  t6 += v * b0;
+  t7 += v * b1;
+  t8 += v * b2;
+  t9 += v * b3;
+  t10 += v * b4;
+  t11 += v * b5;
+  t12 += v * b6;
+  t13 += v * b7;
+  t14 += v * b8;
+  t15 += v * b9;
+  t16 += v * b10;
+  t17 += v * b11;
+  t18 += v * b12;
+  t19 += v * b13;
+  t20 += v * b14;
+  t21 += v * b15;
+  v = a[7];
+  t7 += v * b0;
+  t8 += v * b1;
+  t9 += v * b2;
+  t10 += v * b3;
+  t11 += v * b4;
+  t12 += v * b5;
+  t13 += v * b6;
+  t14 += v * b7;
+  t15 += v * b8;
+  t16 += v * b9;
+  t17 += v * b10;
+  t18 += v * b11;
+  t19 += v * b12;
+  t20 += v * b13;
+  t21 += v * b14;
+  t22 += v * b15;
+  v = a[8];
+  t8 += v * b0;
+  t9 += v * b1;
+  t10 += v * b2;
+  t11 += v * b3;
+  t12 += v * b4;
+  t13 += v * b5;
+  t14 += v * b6;
+  t15 += v * b7;
+  t16 += v * b8;
+  t17 += v * b9;
+  t18 += v * b10;
+  t19 += v * b11;
+  t20 += v * b12;
+  t21 += v * b13;
+  t22 += v * b14;
+  t23 += v * b15;
+  v = a[9];
+  t9 += v * b0;
+  t10 += v * b1;
+  t11 += v * b2;
+  t12 += v * b3;
+  t13 += v * b4;
+  t14 += v * b5;
+  t15 += v * b6;
+  t16 += v * b7;
+  t17 += v * b8;
+  t18 += v * b9;
+  t19 += v * b10;
+  t20 += v * b11;
+  t21 += v * b12;
+  t22 += v * b13;
+  t23 += v * b14;
+  t24 += v * b15;
+  v = a[10];
+  t10 += v * b0;
+  t11 += v * b1;
+  t12 += v * b2;
+  t13 += v * b3;
+  t14 += v * b4;
+  t15 += v * b5;
+  t16 += v * b6;
+  t17 += v * b7;
+  t18 += v * b8;
+  t19 += v * b9;
+  t20 += v * b10;
+  t21 += v * b11;
+  t22 += v * b12;
+  t23 += v * b13;
+  t24 += v * b14;
+  t25 += v * b15;
+  v = a[11];
+  t11 += v * b0;
+  t12 += v * b1;
+  t13 += v * b2;
+  t14 += v * b3;
+  t15 += v * b4;
+  t16 += v * b5;
+  t17 += v * b6;
+  t18 += v * b7;
+  t19 += v * b8;
+  t20 += v * b9;
+  t21 += v * b10;
+  t22 += v * b11;
+  t23 += v * b12;
+  t24 += v * b13;
+  t25 += v * b14;
+  t26 += v * b15;
+  v = a[12];
+  t12 += v * b0;
+  t13 += v * b1;
+  t14 += v * b2;
+  t15 += v * b3;
+  t16 += v * b4;
+  t17 += v * b5;
+  t18 += v * b6;
+  t19 += v * b7;
+  t20 += v * b8;
+  t21 += v * b9;
+  t22 += v * b10;
+  t23 += v * b11;
+  t24 += v * b12;
+  t25 += v * b13;
+  t26 += v * b14;
+  t27 += v * b15;
+  v = a[13];
+  t13 += v * b0;
+  t14 += v * b1;
+  t15 += v * b2;
+  t16 += v * b3;
+  t17 += v * b4;
+  t18 += v * b5;
+  t19 += v * b6;
+  t20 += v * b7;
+  t21 += v * b8;
+  t22 += v * b9;
+  t23 += v * b10;
+  t24 += v * b11;
+  t25 += v * b12;
+  t26 += v * b13;
+  t27 += v * b14;
+  t28 += v * b15;
+  v = a[14];
+  t14 += v * b0;
+  t15 += v * b1;
+  t16 += v * b2;
+  t17 += v * b3;
+  t18 += v * b4;
+  t19 += v * b5;
+  t20 += v * b6;
+  t21 += v * b7;
+  t22 += v * b8;
+  t23 += v * b9;
+  t24 += v * b10;
+  t25 += v * b11;
+  t26 += v * b12;
+  t27 += v * b13;
+  t28 += v * b14;
+  t29 += v * b15;
+  v = a[15];
+  t15 += v * b0;
+  t16 += v * b1;
+  t17 += v * b2;
+  t18 += v * b3;
+  t19 += v * b4;
+  t20 += v * b5;
+  t21 += v * b6;
+  t22 += v * b7;
+  t23 += v * b8;
+  t24 += v * b9;
+  t25 += v * b10;
+  t26 += v * b11;
+  t27 += v * b12;
+  t28 += v * b13;
+  t29 += v * b14;
+  t30 += v * b15;
+
+  t0  += 38 * t16;
+  t1  += 38 * t17;
+  t2  += 38 * t18;
+  t3  += 38 * t19;
+  t4  += 38 * t20;
+  t5  += 38 * t21;
+  t6  += 38 * t22;
+  t7  += 38 * t23;
+  t8  += 38 * t24;
+  t9  += 38 * t25;
+  t10 += 38 * t26;
+  t11 += 38 * t27;
+  t12 += 38 * t28;
+  t13 += 38 * t29;
+  t14 += 38 * t30;
+  // t15 left as is
+
+  // first car
+  c = 1;
+  v =  t0 + c + 65535; c = Math.floor(v / 65536);  t0 = v - c * 65536;
+  v =  t1 + c + 65535; c = Math.floor(v / 65536);  t1 = v - c * 65536;
+  v =  t2 + c + 65535; c = Math.floor(v / 65536);  t2 = v - c * 65536;
+  v =  t3 + c + 65535; c = Math.floor(v / 65536);  t3 = v - c * 65536;
+  v =  t4 + c + 65535; c = Math.floor(v / 65536);  t4 = v - c * 65536;
+  v =  t5 + c + 65535; c = Math.floor(v / 65536);  t5 = v - c * 65536;
+  v =  t6 + c + 65535; c = Math.floor(v / 65536);  t6 = v - c * 65536;
+  v =  t7 + c + 65535; c = Math.floor(v / 65536);  t7 = v - c * 65536;
+  v =  t8 + c + 65535; c = Math.floor(v / 65536);  t8 = v - c * 65536;
+  v =  t9 + c + 65535; c = Math.floor(v / 65536);  t9 = v - c * 65536;
+  v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536;
+  v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536;
+  v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536;
+  v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536;
+  v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536;
+  v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536;
+  t0 += c-1 + 37 * (c-1);
+
+  // second car
+  c = 1;
+  v =  t0 + c + 65535; c = Math.floor(v / 65536);  t0 = v - c * 65536;
+  v =  t1 + c + 65535; c = Math.floor(v / 65536);  t1 = v - c * 65536;
+  v =  t2 + c + 65535; c = Math.floor(v / 65536);  t2 = v - c * 65536;
+  v =  t3 + c + 65535; c = Math.floor(v / 65536);  t3 = v - c * 65536;
+  v =  t4 + c + 65535; c = Math.floor(v / 65536);  t4 = v - c * 65536;
+  v =  t5 + c + 65535; c = Math.floor(v / 65536);  t5 = v - c * 65536;
+  v =  t6 + c + 65535; c = Math.floor(v / 65536);  t6 = v - c * 65536;
+  v =  t7 + c + 65535; c = Math.floor(v / 65536);  t7 = v - c * 65536;
+  v =  t8 + c + 65535; c = Math.floor(v / 65536);  t8 = v - c * 65536;
+  v =  t9 + c + 65535; c = Math.floor(v / 65536);  t9 = v - c * 65536;
+  v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536;
+  v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536;
+  v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536;
+  v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536;
+  v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536;
+  v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536;
+  t0 += c-1 + 37 * (c-1);
+
+  o[ 0] = t0;
+  o[ 1] = t1;
+  o[ 2] = t2;
+  o[ 3] = t3;
+  o[ 4] = t4;
+  o[ 5] = t5;
+  o[ 6] = t6;
+  o[ 7] = t7;
+  o[ 8] = t8;
+  o[ 9] = t9;
+  o[10] = t10;
+  o[11] = t11;
+  o[12] = t12;
+  o[13] = t13;
+  o[14] = t14;
+  o[15] = t15;
+}
+
+function S(o, a) {
+  M(o, a, a);
+}
+
+function inv25519(o, i) {
+  var c = gf();
+  var a;
+  for (a = 0; a < 16; a++) c[a] = i[a];
+  for (a = 253; a >= 0; a--) {
+    S(c, c);
+    if(a !== 2 && a !== 4) M(c, c, i);
+  }
+  for (a = 0; a < 16; a++) o[a] = c[a];
+}
+
+function pow2523(o, i) {
+  var c = gf();
+  var a;
+  for (a = 0; a < 16; a++) c[a] = i[a];
+  for (a = 250; a >= 0; a--) {
+      S(c, c);
+      if(a !== 1) M(c, c, i);
+  }
+  for (a = 0; a < 16; a++) o[a] = c[a];
+}
+
+function crypto_scalarmult(q, n, p) {
+  var z = new Uint8Array(32);
+  var x = new Float64Array(80), r, i;
+  var a = gf(), b = gf(), c = gf(),
+      d = gf(), e = gf(), f = gf();
+  for (i = 0; i < 31; i++) z[i] = n[i];
+  z[31]=(n[31]&127)|64;
+  z[0]&=248;
+  unpack25519(x,p);
+  for (i = 0; i < 16; i++) {
+    b[i]=x[i];
+    d[i]=a[i]=c[i]=0;
+  }
+  a[0]=d[0]=1;
+  for (i=254; i>=0; --i) {
+    r=(z[i>>>3]>>>(i&7))&1;
+    sel25519(a,b,r);
+    sel25519(c,d,r);
+    A(e,a,c);
+    Z(a,a,c);
+    A(c,b,d);
+    Z(b,b,d);
+    S(d,e);
+    S(f,a);
+    M(a,c,a);
+    M(c,b,e);
+    A(e,a,c);
+    Z(a,a,c);
+    S(b,a);
+    Z(c,d,f);
+    M(a,c,_121665);
+    A(a,a,d);
+    M(c,c,a);
+    M(a,d,f);
+    M(d,b,x);
+    S(b,e);
+    sel25519(a,b,r);
+    sel25519(c,d,r);
+  }
+  for (i = 0; i < 16; i++) {
+    x[i+16]=a[i];
+    x[i+32]=c[i];
+    x[i+48]=b[i];
+    x[i+64]=d[i];
+  }
+  var x32 = x.subarray(32);
+  var x16 = x.subarray(16);
+  inv25519(x32,x32);
+  M(x16,x16,x32);
+  pack25519(q,x16);
+  return 0;
+}
+
+function crypto_scalarmult_base(q, n) {
+  return crypto_scalarmult(q, n, _9);
+}
+
+function crypto_box_keypair(y, x) {
+  randombytes(x, 32);
+  return crypto_scalarmult_base(y, x);
+}
+
+function crypto_box_beforenm(k, y, x) {
+  var s = new Uint8Array(32);
+  crypto_scalarmult(s, x, y);
+  return crypto_core_hsalsa20(k, _0, s, sigma);
+}
+
+var crypto_box_afternm = crypto_secretbox;
+var crypto_box_open_afternm = crypto_secretbox_open;
+
+function crypto_box(c, m, d, n, y, x) {
+  var k = new Uint8Array(32);
+  crypto_box_beforenm(k, y, x);
+  return crypto_box_afternm(c, m, d, n, k);
+}
+
+function crypto_box_open(m, c, d, n, y, x) {
+  var k = new Uint8Array(32);
+  crypto_box_beforenm(k, y, x);
+  return crypto_box_open_afternm(m, c, d, n, k);
+}
+
+var K = [
+  0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd,
+  0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc,
+  0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019,
+  0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118,
+  0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe,
+  0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2,
+  0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1,
+  0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694,
+  0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3,
+  0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65,
+  0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483,
+  0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5,
+  0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210,
+  0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4,
+  0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725,
+  0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70,
+  0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926,
+  0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df,
+  0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8,
+  0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b,
+  0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001,
+  0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30,
+  0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910,
+  0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8,
+  0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53,
+  0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8,
+  0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb,
+  0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3,
+  0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60,
+  0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec,
+  0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9,
+  0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b,
+  0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207,
+  0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178,
+  0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6,
+  0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b,
+  0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493,
+  0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c,
+  0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a,
+  0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817
+];
+
+function crypto_hashblocks_hl(hh, hl, m, n) {
+  var wh = new Int32Array(16), wl = new Int32Array(16),
+      bh0, bh1, bh2, bh3, bh4, bh5, bh6, bh7,
+      bl0, bl1, bl2, bl3, bl4, bl5, bl6, bl7,
+      th, tl, i, j, h, l, a, b, c, d;
+
+  var ah0 = hh[0],
+      ah1 = hh[1],
+      ah2 = hh[2],
+      ah3 = hh[3],
+      ah4 = hh[4],
+      ah5 = hh[5],
+      ah6 = hh[6],
+      ah7 = hh[7],
+
+      al0 = hl[0],
+      al1 = hl[1],
+      al2 = hl[2],
+      al3 = hl[3],
+      al4 = hl[4],
+      al5 = hl[5],
+      al6 = hl[6],
+      al7 = hl[7];
+
+  var pos = 0;
+  while (n >= 128) {
+    for (i = 0; i < 16; i++) {
+      j = 8 * i + pos;
+      wh[i] = (m[j+0] << 24) | (m[j+1] << 16) | (m[j+2] << 8) | m[j+3];
+      wl[i] = (m[j+4] << 24) | (m[j+5] << 16) | (m[j+6] << 8) | m[j+7];
+    }
+    for (i = 0; i < 80; i++) {
+      bh0 = ah0;
+      bh1 = ah1;
+      bh2 = ah2;
+      bh3 = ah3;
+      bh4 = ah4;
+      bh5 = ah5;
+      bh6 = ah6;
+      bh7 = ah7;
+
+      bl0 = al0;
+      bl1 = al1;
+      bl2 = al2;
+      bl3 = al3;
+      bl4 = al4;
+      bl5 = al5;
+      bl6 = al6;
+      bl7 = al7;
+
+      // add
+      h = ah7;
+      l = al7;
+
+      a = l & 0xffff; b = l >>> 16;
+      c = h & 0xffff; d = h >>> 16;
+
+      // Sigma1
+      h = ((ah4 >>> 14) | (al4 << (32-14))) ^ ((ah4 >>> 18) | (al4 << (32-18))) ^ ((al4 >>> (41-32)) | (ah4 << (32-(41-32))));
+      l = ((al4 >>> 14) | (ah4 << (32-14))) ^ ((al4 >>> 18) | (ah4 << (32-18))) ^ ((ah4 >>> (41-32)) | (al4 << (32-(41-32))));
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      // Ch
+      h = (ah4 & ah5) ^ (~ah4 & ah6);
+      l = (al4 & al5) ^ (~al4 & al6);
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      // K
+      h = K[i*2];
+      l = K[i*2+1];
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      // w
+      h = wh[i%16];
+      l = wl[i%16];
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      b += a >>> 16;
+      c += b >>> 16;
+      d += c >>> 16;
+
+      th = c & 0xffff | d << 16;
+      tl = a & 0xffff | b << 16;
+
+      // add
+      h = th;
+      l = tl;
+
+      a = l & 0xffff; b = l >>> 16;
+      c = h & 0xffff; d = h >>> 16;
+
+      // Sigma0
+      h = ((ah0 >>> 28) | (al0 << (32-28))) ^ ((al0 >>> (34-32)) | (ah0 << (32-(34-32)))) ^ ((al0 >>> (39-32)) | (ah0 << (32-(39-32))));
+      l = ((al0 >>> 28) | (ah0 << (32-28))) ^ ((ah0 >>> (34-32)) | (al0 << (32-(34-32)))) ^ ((ah0 >>> (39-32)) | (al0 << (32-(39-32))));
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      // Maj
+      h = (ah0 & ah1) ^ (ah0 & ah2) ^ (ah1 & ah2);
+      l = (al0 & al1) ^ (al0 & al2) ^ (al1 & al2);
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      b += a >>> 16;
+      c += b >>> 16;
+      d += c >>> 16;
+
+      bh7 = (c & 0xffff) | (d << 16);
+      bl7 = (a & 0xffff) | (b << 16);
+
+      // add
+      h = bh3;
+      l = bl3;
+
+      a = l & 0xffff; b = l >>> 16;
+      c = h & 0xffff; d = h >>> 16;
+
+      h = th;
+      l = tl;
+
+      a += l & 0xffff; b += l >>> 16;
+      c += h & 0xffff; d += h >>> 16;
+
+      b += a >>> 16;
+      c += b >>> 16;
+      d += c >>> 16;
+
+      bh3 = (c & 0xffff) | (d << 16);
+      bl3 = (a & 0xffff) | (b << 16);
+
+      ah1 = bh0;
+      ah2 = bh1;
+      ah3 = bh2;
+      ah4 = bh3;
+      ah5 = bh4;
+      ah6 = bh5;
+      ah7 = bh6;
+      ah0 = bh7;
+
+      al1 = bl0;
+      al2 = bl1;
+      al3 = bl2;
+      al4 = bl3;
+      al5 = bl4;
+      al6 = bl5;
+      al7 = bl6;
+      al0 = bl7;
+
+      if (i%16 === 15) {
+        for (j = 0; j < 16; j++) {
+          // add
+          h = wh[j];
+          l = wl[j];
+
+          a = l & 0xffff; b = l >>> 16;
+          c = h & 0xffff; d = h >>> 16;
+
+          h = wh[(j+9)%16];
+          l = wl[(j+9)%16];
+
+          a += l & 0xffff; b += l >>> 16;
+          c += h & 0xffff; d += h >>> 16;
+
+          // sigma0
+          th = wh[(j+1)%16];
+          tl = wl[(j+1)%16];
+          h = ((th >>> 1) | (tl << (32-1))) ^ ((th >>> 8) | (tl << (32-8))) ^ (th >>> 7);
+          l = ((tl >>> 1) | (th << (32-1))) ^ ((tl >>> 8) | (th << (32-8))) ^ ((tl >>> 7) | (th << (32-7)));
+
+          a += l & 0xffff; b += l >>> 16;
+          c += h & 0xffff; d += h >>> 16;
+
+          // sigma1
+          th = wh[(j+14)%16];
+          tl = wl[(j+14)%16];
+          h = ((th >>> 19) | (tl << (32-19))) ^ ((tl >>> (61-32)) | (th << (32-(61-32)))) ^ (th >>> 6);
+          l = ((tl >>> 19) | (th << (32-19))) ^ ((th >>> (61-32)) | (tl << (32-(61-32)))) ^ ((tl >>> 6) | (th << (32-6)));
+
+          a += l & 0xffff; b += l >>> 16;
+          c += h & 0xffff; d += h >>> 16;
+
+          b += a >>> 16;
+          c += b >>> 16;
+          d += c >>> 16;
+
+          wh[j] = (c & 0xffff) | (d << 16);
+          wl[j] = (a & 0xffff) | (b << 16);
+        }
+      }
+    }
+
+    // add
+    h = ah0;
+    l = al0;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[0];
+    l = hl[0];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[0] = ah0 = (c & 0xffff) | (d << 16);
+    hl[0] = al0 = (a & 0xffff) | (b << 16);
+
+    h = ah1;
+    l = al1;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[1];
+    l = hl[1];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[1] = ah1 = (c & 0xffff) | (d << 16);
+    hl[1] = al1 = (a & 0xffff) | (b << 16);
+
+    h = ah2;
+    l = al2;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[2];
+    l = hl[2];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[2] = ah2 = (c & 0xffff) | (d << 16);
+    hl[2] = al2 = (a & 0xffff) | (b << 16);
+
+    h = ah3;
+    l = al3;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[3];
+    l = hl[3];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[3] = ah3 = (c & 0xffff) | (d << 16);
+    hl[3] = al3 = (a & 0xffff) | (b << 16);
+
+    h = ah4;
+    l = al4;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[4];
+    l = hl[4];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[4] = ah4 = (c & 0xffff) | (d << 16);
+    hl[4] = al4 = (a & 0xffff) | (b << 16);
+
+    h = ah5;
+    l = al5;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[5];
+    l = hl[5];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[5] = ah5 = (c & 0xffff) | (d << 16);
+    hl[5] = al5 = (a & 0xffff) | (b << 16);
+
+    h = ah6;
+    l = al6;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[6];
+    l = hl[6];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[6] = ah6 = (c & 0xffff) | (d << 16);
+    hl[6] = al6 = (a & 0xffff) | (b << 16);
+
+    h = ah7;
+    l = al7;
+
+    a = l & 0xffff; b = l >>> 16;
+    c = h & 0xffff; d = h >>> 16;
+
+    h = hh[7];
+    l = hl[7];
+
+    a += l & 0xffff; b += l >>> 16;
+    c += h & 0xffff; d += h >>> 16;
+
+    b += a >>> 16;
+    c += b >>> 16;
+    d += c >>> 16;
+
+    hh[7] = ah7 = (c & 0xffff) | (d << 16);
+    hl[7] = al7 = (a & 0xffff) | (b << 16);
+
+    pos += 128;
+    n -= 128;
+  }
+
+  return n;
+}
+
+function crypto_hash(out, m, n) {
+  var hh = new Int32Array(8),
+      hl = new Int32Array(8),
+      x = new Uint8Array(256),
+      i, b = n;
+
+  hh[0] = 0x6a09e667;
+  hh[1] = 0xbb67ae85;
+  hh[2] = 0x3c6ef372;
+  hh[3] = 0xa54ff53a;
+  hh[4] = 0x510e527f;
+  hh[5] = 0x9b05688c;
+  hh[6] = 0x1f83d9ab;
+  hh[7] = 0x5be0cd19;
+
+  hl[0] = 0xf3bcc908;
+  hl[1] = 0x84caa73b;
+  hl[2] = 0xfe94f82b;
+  hl[3] = 0x5f1d36f1;
+  hl[4] = 0xade682d1;
+  hl[5] = 0x2b3e6c1f;
+  hl[6] = 0xfb41bd6b;
+  hl[7] = 0x137e2179;
+
+  crypto_hashblocks_hl(hh, hl, m, n);
+  n %= 128;
+
+  for (i = 0; i < n; i++) x[i] = m[b-n+i];
+  x[n] = 128;
+
+  n = 256-128*(n<112?1:0);
+  x[n-9] = 0;
+  ts64(x, n-8,  (b / 0x20000000) | 0, b << 3);
+  crypto_hashblocks_hl(hh, hl, x, n);
+
+  for (i = 0; i < 8; i++) ts64(out, 8*i, hh[i], hl[i]);
+
+  return 0;
+}
+
+function add(p, q) {
+  var a = gf(), b = gf(), c = gf(),
+      d = gf(), e = gf(), f = gf(),
+      g = gf(), h = gf(), t = gf();
+
+  Z(a, p[1], p[0]);
+  Z(t, q[1], q[0]);
+  M(a, a, t);
+  A(b, p[0], p[1]);
+  A(t, q[0], q[1]);
+  M(b, b, t);
+  M(c, p[3], q[3]);
+  M(c, c, D2);
+  M(d, p[2], q[2]);
+  A(d, d, d);
+  Z(e, b, a);
+  Z(f, d, c);
+  A(g, d, c);
+  A(h, b, a);
+
+  M(p[0], e, f);
+  M(p[1], h, g);
+  M(p[2], g, f);
+  M(p[3], e, h);
+}
+
+function cswap(p, q, b) {
+  var i;
+  for (i = 0; i < 4; i++) {
+    sel25519(p[i], q[i], b);
+  }
+}
+
+function pack(r, p) {
+  var tx = gf(), ty = gf(), zi = gf();
+  inv25519(zi, p[2]);
+  M(tx, p[0], zi);
+  M(ty, p[1], zi);
+  pack25519(r, ty);
+  r[31] ^= par25519(tx) << 7;
+}
+
+function scalarmult(p, q, s) {
+  var b, i;
+  set25519(p[0], gf0);
+  set25519(p[1], gf1);
+  set25519(p[2], gf1);
+  set25519(p[3], gf0);
+  for (i = 255; i >= 0; --i) {
+    b = (s[(i/8)|0] >> (i&7)) & 1;
+    cswap(p, q, b);
+    add(q, p);
+    add(p, p);
+    cswap(p, q, b);
+  }
+}
+
+function scalarbase(p, s) {
+  var q = [gf(), gf(), gf(), gf()];
+  set25519(q[0], X);
+  set25519(q[1], Y);
+  set25519(q[2], gf1);
+  M(q[3], X, Y);
+  scalarmult(p, q, s);
+}
+
+function crypto_sign_keypair(pk, sk, seeded) {
+  var d = new Uint8Array(64);
+  var p = [gf(), gf(), gf(), gf()];
+  var i;
+
+  if (!seeded) randombytes(sk, 32);
+  crypto_hash(d, sk, 32);
+  d[0] &= 248;
+  d[31] &= 127;
+  d[31] |= 64;
+
+  scalarbase(p, d);
+  pack(pk, p);
+
+  for (i = 0; i < 32; i++) sk[i+32] = pk[i];
+  return 0;
+}
+
+var L = new Float64Array([0xed, 0xd3, 0xf5, 0x5c, 0x1a, 0x63, 0x12, 0x58, 0xd6, 0x9c, 0xf7, 0xa2, 0xde, 0xf9, 0xde, 0x14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x10]);
+
+function modL(r, x) {
+  var carry, i, j, k;
+  for (i = 63; i >= 32; --i) {
+    carry = 0;
+    for (j = i - 32, k = i - 12; j < k; ++j) {
+      x[j] += carry - 16 * x[i] * L[j - (i - 32)];
+      carry = (x[j] + 128) >> 8;
+      x[j] -= carry * 256;
+    }
+    x[j] += carry;
+    x[i] = 0;
+  }
+  carry = 0;
+  for (j = 0; j < 32; j++) {
+    x[j] += carry - (x[31] >> 4) * L[j];
+    carry = x[j] >> 8;
+    x[j] &= 255;
+  }
+  for (j = 0; j < 32; j++) x[j] -= carry * L[j];
+  for (i = 0; i < 32; i++) {
+    x[i+1] += x[i] >> 8;
+    r[i] = x[i] & 255;
+  }
+}
+
+function reduce(r) {
+  var x = new Float64Array(64), i;
+  for (i = 0; i < 64; i++) x[i] = r[i];
+  for (i = 0; i < 64; i++) r[i] = 0;
+  modL(r, x);
+}
+
+// Note: difference from C - smlen returned, not passed as argument.
+function crypto_sign(sm, m, n, sk) {
+  var d = new Uint8Array(64), h = new Uint8Array(64), r = new Uint8Array(64);
+  var i, j, x = new Float64Array(64);
+  var p = [gf(), gf(), gf(), gf()];
+
+  crypto_hash(d, sk, 32);
+  d[0] &= 248;
+  d[31] &= 127;
+  d[31] |= 64;
+
+  var smlen = n + 64;
+  for (i = 0; i < n; i++) sm[64 + i] = m[i];
+  for (i = 0; i < 32; i++) sm[32 + i] = d[32 + i];
+
+  crypto_hash(r, sm.subarray(32), n+32);
+  reduce(r);
+  scalarbase(p, r);
+  pack(sm, p);
+
+  for (i = 32; i < 64; i++) sm[i] = sk[i];
+  crypto_hash(h, sm, n + 64);
+  reduce(h);
+
+  for (i = 0; i < 64; i++) x[i] = 0;
+  for (i = 0; i < 32; i++) x[i] = r[i];
+  for (i = 0; i < 32; i++) {
+    for (j = 0; j < 32; j++) {
+      x[i+j] += h[i] * d[j];
+    }
+  }
+
+  modL(sm.subarray(32), x);
+  return smlen;
+}
+
+function unpackneg(r, p) {
+  var t = gf(), chk = gf(), num = gf(),
+      den = gf(), den2 = gf(), den4 = gf(),
+      den6 = gf();
+
+  set25519(r[2], gf1);
+  unpack25519(r[1], p);
+  S(num, r[1]);
+  M(den, num, D);
+  Z(num, num, r[2]);
+  A(den, r[2], den);
+
+  S(den2, den);
+  S(den4, den2);
+  M(den6, den4, den2);
+  M(t, den6, num);
+  M(t, t, den);
+
+  pow2523(t, t);
+  M(t, t, num);
+  M(t, t, den);
+  M(t, t, den);
+  M(r[0], t, den);
+
+  S(chk, r[0]);
+  M(chk, chk, den);
+  if (neq25519(chk, num)) M(r[0], r[0], I);
+
+  S(chk, r[0]);
+  M(chk, chk, den);
+  if (neq25519(chk, num)) return -1;
+
+  if (par25519(r[0]) === (p[31]>>7)) Z(r[0], gf0, r[0]);
+
+  M(r[3], r[0], r[1]);
+  return 0;
+}
+
+function crypto_sign_open(m, sm, n, pk) {
+  var i, mlen;
+  var t = new Uint8Array(32), h = new Uint8Array(64);
+  var p = [gf(), gf(), gf(), gf()],
+      q = [gf(), gf(), gf(), gf()];
+
+  mlen = -1;
+  if (n < 64) return -1;
+
+  if (unpackneg(q, pk)) return -1;
+
+  for (i = 0; i < n; i++) m[i] = sm[i];
+  for (i = 0; i < 32; i++) m[i+32] = pk[i];
+  crypto_hash(h, m, n);
+  reduce(h);
+  scalarmult(p, q, h);
+
+  scalarbase(q, sm.subarray(32));
+  add(p, q);
+  pack(t, p);
+
+  n -= 64;
+  if (crypto_verify_32(sm, 0, t, 0)) {
+    for (i = 0; i < n; i++) m[i] = 0;
+    return -1;
+  }
+
+  for (i = 0; i < n; i++) m[i] = sm[i + 64];
+  mlen = n;
+  return mlen;
+}
+
+var crypto_secretbox_KEYBYTES = 32,
+    crypto_secretbox_NONCEBYTES = 24,
+    crypto_secretbox_ZEROBYTES = 32,
+    crypto_secretbox_BOXZEROBYTES = 16,
+    crypto_scalarmult_BYTES = 32,
+    crypto_scalarmult_SCALARBYTES = 32,
+    crypto_box_PUBLICKEYBYTES = 32,
+    crypto_box_SECRETKEYBYTES = 32,
+    crypto_box_BEFORENMBYTES = 32,
+    crypto_box_NONCEBYTES = crypto_secretbox_NONCEBYTES,
+    crypto_box_ZEROBYTES = crypto_secretbox_ZEROBYTES,
+    crypto_box_BOXZEROBYTES = crypto_secretbox_BOXZEROBYTES,
+    crypto_sign_BYTES = 64,
+    crypto_sign_PUBLICKEYBYTES = 32,
+    crypto_sign_SECRETKEYBYTES = 64,
+    crypto_sign_SEEDBYTES = 32,
+    crypto_hash_BYTES = 64;
+
+nacl.lowlevel = {
+  crypto_core_hsalsa20: crypto_core_hsalsa20,
+  crypto_stream_xor: crypto_stream_xor,
+  crypto_stream: crypto_stream,
+  crypto_stream_salsa20_xor: crypto_stream_salsa20_xor,
+  crypto_stream_salsa20: crypto_stream_salsa20,
+  crypto_onetimeauth: crypto_onetimeauth,
+  crypto_onetimeauth_verify: crypto_onetimeauth_verify,
+  crypto_verify_16: crypto_verify_16,
+  crypto_verify_32: crypto_verify_32,
+  crypto_secretbox: crypto_secretbox,
+  crypto_secretbox_open: crypto_secretbox_open,
+  crypto_scalarmult: crypto_scalarmult,
+  crypto_scalarmult_base: crypto_scalarmult_base,
+  crypto_box_beforenm: crypto_box_beforenm,
+  crypto_box_afternm: crypto_box_afternm,
+  crypto_box: crypto_box,
+  crypto_box_open: crypto_box_open,
+  crypto_box_keypair: crypto_box_keypair,
+  crypto_hash: crypto_hash,
+  crypto_sign: crypto_sign,
+  crypto_sign_keypair: crypto_sign_keypair,
+  crypto_sign_open: crypto_sign_open,
+
+  crypto_secretbox_KEYBYTES: crypto_secretbox_KEYBYTES,
+  crypto_secretbox_NONCEBYTES: crypto_secretbox_NONCEBYTES,
+  crypto_secretbox_ZEROBYTES: crypto_secretbox_ZEROBYTES,
+  crypto_secretbox_BOXZEROBYTES: crypto_secretbox_BOXZEROBYTES,
+  crypto_scalarmult_BYTES: crypto_scalarmult_BYTES,
+  crypto_scalarmult_SCALARBYTES: crypto_scalarmult_SCALARBYTES,
+  crypto_box_PUBLICKEYBYTES: crypto_box_PUBLICKEYBYTES,
+  crypto_box_SECRETKEYBYTES: crypto_box_SECRETKEYBYTES,
+  crypto_box_BEFORENMBYTES: crypto_box_BEFORENMBYTES,
+  crypto_box_NONCEBYTES: crypto_box_NONCEBYTES,
+  crypto_box_ZEROBYTES: crypto_box_ZEROBYTES,
+  crypto_box_BOXZEROBYTES: crypto_box_BOXZEROBYTES,
+  crypto_sign_BYTES: crypto_sign_BYTES,
+  crypto_sign_PUBLICKEYBYTES: crypto_sign_PUBLICKEYBYTES,
+  crypto_sign_SECRETKEYBYTES: crypto_sign_SECRETKEYBYTES,
+  crypto_sign_SEEDBYTES: crypto_sign_SEEDBYTES,
+  crypto_hash_BYTES: crypto_hash_BYTES
+};
+
+/* High-level API */
+
+function checkLengths(k, n) {
+  if (k.length !== crypto_secretbox_KEYBYTES) throw new Error('bad key size');
+  if (n.length !== crypto_secretbox_NONCEBYTES) throw new Error('bad nonce size');
+}
+
+function checkBoxLengths(pk, sk) {
+  if (pk.length !== crypto_box_PUBLICKEYBYTES) throw new Error('bad public key size');
+  if (sk.length !== crypto_box_SECRETKEYBYTES) throw new Error('bad secret key size');
+}
+
+function checkArrayTypes() {
+  for (var i = 0; i < arguments.length; i++) {
+    if (!(arguments[i] instanceof Uint8Array))
+      throw new TypeError('unexpected type, use Uint8Array');
+  }
+}
+
+function cleanup(arr) {
+  for (var i = 0; i < arr.length; i++) arr[i] = 0;
+}
+
+nacl.randomBytes = function(n) {
+  var b = new Uint8Array(n);
+  randombytes(b, n);
+  return b;
+};
+
+nacl.secretbox = function(msg, nonce, key) {
+  checkArrayTypes(msg, nonce, key);
+  checkLengths(key, nonce);
+  var m = new Uint8Array(crypto_secretbox_ZEROBYTES + msg.length);
+  var c = new Uint8Array(m.length);
+  for (var i = 0; i < msg.length; i++) m[i+crypto_secretbox_ZEROBYTES] = msg[i];
+  crypto_secretbox(c, m, m.length, nonce, key);
+  return c.subarray(crypto_secretbox_BOXZEROBYTES);
+};
+
+nacl.secretbox.open = function(box, nonce, key) {
+  checkArrayTypes(box, nonce, key);
+  checkLengths(key, nonce);
+  var c = new Uint8Array(crypto_secretbox_BOXZEROBYTES + box.length);
+  var m = new Uint8Array(c.length);
+  for (var i = 0; i < box.length; i++) c[i+crypto_secretbox_BOXZEROBYTES] = box[i];
+  if (c.length < 32) return null;
+  if (crypto_secretbox_open(m, c, c.length, nonce, key) !== 0) return null;
+  return m.subarray(crypto_secretbox_ZEROBYTES);
+};
+
+nacl.secretbox.keyLength = crypto_secretbox_KEYBYTES;
+nacl.secretbox.nonceLength = crypto_secretbox_NONCEBYTES;
+nacl.secretbox.overheadLength = crypto_secretbox_BOXZEROBYTES;
+
+nacl.scalarMult = function(n, p) {
+  checkArrayTypes(n, p);
+  if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error('bad n size');
+  if (p.length !== crypto_scalarmult_BYTES) throw new Error('bad p size');
+  var q = new Uint8Array(crypto_scalarmult_BYTES);
+  crypto_scalarmult(q, n, p);
+  return q;
+};
+
+nacl.scalarMult.base = function(n) {
+  checkArrayTypes(n);
+  if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error('bad n size');
+  var q = new Uint8Array(crypto_scalarmult_BYTES);
+  crypto_scalarmult_base(q, n);
+  return q;
+};
+
+nacl.scalarMult.scalarLength = crypto_scalarmult_SCALARBYTES;
+nacl.scalarMult.groupElementLength = crypto_scalarmult_BYTES;
+
+nacl.box = function(msg, nonce, publicKey, secretKey) {
+  var k = nacl.box.before(publicKey, secretKey);
+  return nacl.secretbox(msg, nonce, k);
+};
+
+nacl.box.before = function(publicKey, secretKey) {
+  checkArrayTypes(publicKey, secretKey);
+  checkBoxLengths(publicKey, secretKey);
+  var k = new Uint8Array(crypto_box_BEFORENMBYTES);
+  crypto_box_beforenm(k, publicKey, secretKey);
+  return k;
+};
+
+nacl.box.after = nacl.secretbox;
+
+nacl.box.open = function(msg, nonce, publicKey, secretKey) {
+  var k = nacl.box.before(publicKey, secretKey);
+  return nacl.secretbox.open(msg, nonce, k);
+};
+
+nacl.box.open.after = nacl.secretbox.open;
+
+nacl.box.keyPair = function() {
+  var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES);
+  var sk = new Uint8Array(crypto_box_SECRETKEYBYTES);
+  crypto_box_keypair(pk, sk);
+  return {publicKey: pk, secretKey: sk};
+};
+
+nacl.box.keyPair.fromSecretKey = function(secretKey) {
+  checkArrayTypes(secretKey);
+  if (secretKey.length !== crypto_box_SECRETKEYBYTES)
+    throw new Error('bad secret key size');
+  var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES);
+  crypto_scalarmult_base(pk, secretKey);
+  return {publicKey: pk, secretKey: new Uint8Array(secretKey)};
+};
+
+nacl.box.publicKeyLength = crypto_box_PUBLICKEYBYTES;
+nacl.box.secretKeyLength = crypto_box_SECRETKEYBYTES;
+nacl.box.sharedKeyLength = crypto_box_BEFORENMBYTES;
+nacl.box.nonceLength = crypto_box_NONCEBYTES;
+nacl.box.overheadLength = nacl.secretbox.overheadLength;
+
+nacl.sign = function(msg, secretKey) {
+  checkArrayTypes(msg, secretKey);
+  if (secretKey.length !== crypto_sign_SECRETKEYBYTES)
+    throw new Error('bad secret key size');
+  var signedMsg = new Uint8Array(crypto_sign_BYTES+msg.length);
+  crypto_sign(signedMsg, msg, msg.length, secretKey);
+  return signedMsg;
+};
+
+nacl.sign.open = function(signedMsg, publicKey) {
+  checkArrayTypes(signedMsg, publicKey);
+  if (publicKey.length !== crypto_sign_PUBLICKEYBYTES)
+    throw new Error('bad public key size');
+  var tmp = new Uint8Array(signedMsg.length);
+  var mlen = crypto_sign_open(tmp, signedMsg, signedMsg.length, publicKey);
+  if (mlen < 0) return null;
+  var m = new Uint8Array(mlen);
+  for (var i = 0; i < m.length; i++) m[i] = tmp[i];
+  return m;
+};
+
+nacl.sign.detached = function(msg, secretKey) {
+  var signedMsg = nacl.sign(msg, secretKey);
+  var sig = new Uint8Array(crypto_sign_BYTES);
+  for (var i = 0; i < sig.length; i++) sig[i] = signedMsg[i];
+  return sig;
+};
+
+nacl.sign.detached.verify = function(msg, sig, publicKey) {
+  checkArrayTypes(msg, sig, publicKey);
+  if (sig.length !== crypto_sign_BYTES)
+    throw new Error('bad signature size');
+  if (publicKey.length !== crypto_sign_PUBLICKEYBYTES)
+    throw new Error('bad public key size');
+  var sm = new Uint8Array(crypto_sign_BYTES + msg.length);
+  var m = new Uint8Array(crypto_sign_BYTES + msg.length);
+  var i;
+  for (i = 0; i < crypto_sign_BYTES; i++) sm[i] = sig[i];
+  for (i = 0; i < msg.length; i++) sm[i+crypto_sign_BYTES] = msg[i];
+  return (crypto_sign_open(m, sm, sm.length, publicKey) >= 0);
+};
+
+nacl.sign.keyPair = function() {
+  var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES);
+  var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES);
+  crypto_sign_keypair(pk, sk);
+  return {publicKey: pk, secretKey: sk};
+};
+
+nacl.sign.keyPair.fromSecretKey = function(secretKey) {
+  checkArrayTypes(secretKey);
+  if (secretKey.length !== crypto_sign_SECRETKEYBYTES)
+    throw new Error('bad secret key size');
+  var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES);
+  for (var i = 0; i < pk.length; i++) pk[i] = secretKey[32+i];
+  return {publicKey: pk, secretKey: new Uint8Array(secretKey)};
+};
+
+nacl.sign.keyPair.fromSeed = function(seed) {
+  checkArrayTypes(seed);
+  if (seed.length !== crypto_sign_SEEDBYTES)
+    throw new Error('bad seed size');
+  var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES);
+  var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES);
+  for (var i = 0; i < 32; i++) sk[i] = seed[i];
+  crypto_sign_keypair(pk, sk, true);
+  return {publicKey: pk, secretKey: sk};
+};
+
+nacl.sign.publicKeyLength = crypto_sign_PUBLICKEYBYTES;
+nacl.sign.secretKeyLength = crypto_sign_SECRETKEYBYTES;
+nacl.sign.seedLength = crypto_sign_SEEDBYTES;
+nacl.sign.signatureLength = crypto_sign_BYTES;
+
+nacl.hash = function(msg) {
+  checkArrayTypes(msg);
+  var h = new Uint8Array(crypto_hash_BYTES);
+  crypto_hash(h, msg, msg.length);
+  return h;
+};
+
+nacl.hash.hashLength = crypto_hash_BYTES;
+
+nacl.verify = function(x, y) {
+  checkArrayTypes(x, y);
+  // Zero length arguments are considered not equal.
+  if (x.length === 0 || y.length === 0) return false;
+  if (x.length !== y.length) return false;
+  return (vn(x, 0, y, 0, x.length) === 0) ? true : false;
+};
+
+nacl.setPRNG = function(fn) {
+  randombytes = fn;
+};
+
+(function() {
+  // Initialize PRNG if environment provides CSPRNG.
+  // If not, methods calling randombytes will throw.
+  var crypto = typeof self !== 'undefined' ? (self.crypto || self.msCrypto) : null;
+  if (crypto && crypto.getRandomValues) {
+    // Browsers.
+    var QUOTA = 65536;
+    nacl.setPRNG(function(x, n) {
+      var i, v = new Uint8Array(n);
+      for (i = 0; i < n; i += QUOTA) {
+        crypto.getRandomValues(v.subarray(i, i + Math.min(n - i, QUOTA)));
+      }
+      for (i = 0; i < n; i++) x[i] = v[i];
+      cleanup(v);
+    });
+  } else if (true) {
+    // Node.js.
+    crypto = __webpack_require__(3);
+    if (crypto && crypto.randomBytes) {
+      nacl.setPRNG(function(x, n) {
+        var i, v = crypto.randomBytes(n);
+        for (i = 0; i < n; i++) x[i] = v[i];
+        cleanup(v);
+      });
+    }
+  }
+})();
+
+})(  true && module.exports ? module.exports : (self.nacl = self.nacl || {}));
+
+
+/***/ }),
+/* 1 */
+/***/ (function(module, exports, __webpack_require__) {
+
+// Written in 2014-2016 by Dmitry Chestnykh and Devi Mandiri.
+// Public domain.
+(function(root, f) {
+  'use strict';
+  if (  true && module.exports) module.exports = f();
+  else if (root.nacl) root.nacl.util = f();
+  else {
+    root.nacl = {};
+    root.nacl.util = f();
+  }
+}(this, function() {
+  'use strict';
+
+  var util = {};
+
+  function validateBase64(s) {
+    if (!(/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$/.test(s))) {
+      throw new TypeError('invalid encoding');
+    }
+  }
+
+  util.decodeUTF8 = function(s) {
+    if (typeof s !== 'string') throw new TypeError('expected string');
+    var i, d = unescape(encodeURIComponent(s)), b = new Uint8Array(d.length);
+    for (i = 0; i < d.length; i++) b[i] = d.charCodeAt(i);
+    return b;
+  };
+
+  util.encodeUTF8 = function(arr) {
+    var i, s = [];
+    for (i = 0; i < arr.length; i++) s.push(String.fromCharCode(arr[i]));
+    return decodeURIComponent(escape(s.join('')));
+  };
+
+  if (typeof atob === 'undefined') {
+    // Node.js
+
+    if (typeof Buffer.from !== 'undefined') {
+       // Node v6 and later
+      util.encodeBase64 = function (arr) { // v6 and later
+          return Buffer.from(arr).toString('base64');
+      };
+
+      util.decodeBase64 = function (s) {
+        validateBase64(s);
+        return new Uint8Array(Array.prototype.slice.call(Buffer.from(s, 'base64'), 0));
+      };
+
+    } else {
+      // Node earlier than v6
+      util.encodeBase64 = function (arr) { // v6 and later
+        return (new Buffer(arr)).toString('base64');
+      };
+
+      util.decodeBase64 = function(s) {
+        validateBase64(s);
+        return new Uint8Array(Array.prototype.slice.call(new Buffer(s, 'base64'), 0));
+      };
+    }
+
+  } else {
+    // Browsers
+
+    util.encodeBase64 = function(arr) {
+      var i, s = [], len = arr.length;
+      for (i = 0; i < len; i++) s.push(String.fromCharCode(arr[i]));
+      return btoa(s.join(''));
+    };
+
+    util.decodeBase64 = function(s) {
+      validateBase64(s);
+      var i, d = atob(s), b = new Uint8Array(d.length);
+      for (i = 0; i < d.length; i++) b[i] = d.charCodeAt(i);
+      return b;
+    };
+
+  }
+
+  return util;
+
+}));
+
+
+/***/ }),
+/* 2 */
+/***/ (function(module, exports, __webpack_require__) {
+
+// required so we don't have to do require('pusher').default etc.
+module.exports = __webpack_require__(4).default;
+
+
+/***/ }),
+/* 3 */
+/***/ (function(module, exports) {
+
+/* (ignored) */
+
+/***/ }),
+/* 4 */
+/***/ (function(module, __webpack_exports__, __webpack_require__) {
+
+"use strict";
+__webpack_require__.r(__webpack_exports__);
+
+// CONCATENATED MODULE: ./src/runtimes/web/dom/script_receiver_factory.ts
+var ScriptReceiverFactory = (function () {
+    function ScriptReceiverFactory(prefix, name) {
+        this.lastId = 0;
+        this.prefix = prefix;
+        this.name = name;
+    }
+    ScriptReceiverFactory.prototype.create = function (callback) {
+        this.lastId++;
+        var number = this.lastId;
+        var id = this.prefix + number;
+        var name = this.name + "[" + number + "]";
+        var called = false;
+        var callbackWrapper = function () {
+            if (!called) {
+                callback.apply(null, arguments);
+                called = true;
+            }
+        };
+        this[number] = callbackWrapper;
+        return { number: number, id: id, name: name, callback: callbackWrapper };
+    };
+    ScriptReceiverFactory.prototype.remove = function (receiver) {
+        delete this[receiver.number];
+    };
+    return ScriptReceiverFactory;
+}());
+
+var ScriptReceivers = new ScriptReceiverFactory("_pusher_script_", "Pusher.ScriptReceivers");
+
+// CONCATENATED MODULE: ./src/core/defaults.ts
+var Defaults = {
+    VERSION: "5.0.2",
+    PROTOCOL: 7,
+    host: 'ws.pusherapp.com',
+    ws_port: 80,
+    wss_port: 443,
+    ws_path: '',
+    sockjs_host: 'sockjs.pusher.com',
+    sockjs_http_port: 80,
+    sockjs_https_port: 443,
+    sockjs_path: '/pusher',
+    stats_host: 'stats.pusher.com',
+    channel_auth_endpoint: '/pusher/auth',
+    channel_auth_transport: 'ajax',
+    activity_timeout: 120000,
+    pong_timeout: 30000,
+    unavailable_timeout: 10000,
+    cdn_http: "http://js.pusher.com",
+    cdn_https: "https://js.pusher.com",
+    dependency_suffix: ""
+};
+/* harmony default export */ var defaults = (Defaults);
+
+// CONCATENATED MODULE: ./src/runtimes/web/dom/dependency_loader.ts
+
+
+var dependency_loader_DependencyLoader = (function () {
+    function DependencyLoader(options) {
+        this.options = options;
+        this.receivers = options.receivers || ScriptReceivers;
+        this.loading = {};
+    }
+    DependencyLoader.prototype.load = function (name, options, callback) {
+        var self = this;
+        if (self.loading[name] && self.loading[name].length > 0) {
+            self.loading[name].push(callback);
+        }
+        else {
+            self.loading[name] = [callback];
+            var request = runtime.createScriptRequest(self.getPath(name, options));
+            var receiver = self.receivers.create(function (error) {
+                self.receivers.remove(receiver);
+                if (self.loading[name]) {
+                    var callbacks = self.loading[name];
+                    delete self.loading[name];
+                    var successCallback = function (wasSuccessful) {
+                        if (!wasSuccessful) {
+                            request.cleanup();
+                        }
+                    };
+                    for (var i = 0; i < callbacks.length; i++) {
+                        callbacks[i](error, successCallback);
+                    }
+                }
+            });
+            request.send(receiver);
+        }
+    };
+    DependencyLoader.prototype.getRoot = function (options) {
+        var cdn;
+        var protocol = runtime.getDocument().location.protocol;
+        if ((options && options.useTLS) || protocol === "https:") {
+            cdn = this.options.cdn_https;
+        }
+        else {
+            cdn = this.options.cdn_http;
+        }
+        return cdn.replace(/\/*$/, "") + "/" + this.options.version;
+    };
+    DependencyLoader.prototype.getPath = function (name, options) {
+        return this.getRoot(options) + '/' + name + this.options.suffix + '.js';
+    };
+    ;
+    return DependencyLoader;
+}());
+/* harmony default export */ var dependency_loader = (dependency_loader_DependencyLoader);
+
+// CONCATENATED MODULE: ./src/runtimes/web/dom/dependencies.ts
+
+
+
+var DependenciesReceivers = new ScriptReceiverFactory("_pusher_dependencies", "Pusher.DependenciesReceivers");
+var Dependencies = new dependency_loader({
+    cdn_http: defaults.cdn_http,
+    cdn_https: defaults.cdn_https,
+    version: defaults.VERSION,
+    suffix: defaults.dependency_suffix,
+    receivers: DependenciesReceivers
+});
+
+// CONCATENATED MODULE: ./src/core/base64.ts
+function encode(s) {
+    return btoa(utob(s));
+}
+var fromCharCode = String.fromCharCode;
+var b64chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
+var b64tab = {};
+for (var base64_i = 0, l = b64chars.length; base64_i < l; base64_i++) {
+    b64tab[b64chars.charAt(base64_i)] = base64_i;
+}
+var cb_utob = function (c) {
+    var cc = c.charCodeAt(0);
+    return cc < 0x80
+        ? c
+        : cc < 0x800
+            ? fromCharCode(0xc0 | (cc >>> 6)) + fromCharCode(0x80 | (cc & 0x3f))
+            : fromCharCode(0xe0 | ((cc >>> 12) & 0x0f)) +
+                fromCharCode(0x80 | ((cc >>> 6) & 0x3f)) +
+                fromCharCode(0x80 | (cc & 0x3f));
+};
+var utob = function (u) {
+    return u.replace(/[^\x00-\x7F]/g, cb_utob);
+};
+var cb_encode = function (ccc) {
+    var padlen = [0, 2, 1][ccc.length % 3];
+    var ord = (ccc.charCodeAt(0) << 16) |
+        ((ccc.length > 1 ? ccc.charCodeAt(1) : 0) << 8) |
+        (ccc.length > 2 ? ccc.charCodeAt(2) : 0);
+    var chars = [
+        b64chars.charAt(ord >>> 18),
+        b64chars.charAt((ord >>> 12) & 63),
+        padlen >= 2 ? '=' : b64chars.charAt((ord >>> 6) & 63),
+        padlen >= 1 ? '=' : b64chars.charAt(ord & 63)
+    ];
+    return chars.join('');
+};
+var btoa = window.btoa ||
+    function (b) {
+        return b.replace(/[\s\S]{1,3}/g, cb_encode);
+    };
+
+// CONCATENATED MODULE: ./src/core/utils/timers/abstract_timer.ts
+var Timer = (function () {
+    function Timer(set, clear, delay, callback) {
+        var _this = this;
+        this.clear = clear;
+        this.timer = set(function () {
+            if (_this.timer) {
+                _this.timer = callback(_this.timer);
+            }
+        }, delay);
+    }
+    Timer.prototype.isRunning = function () {
+        return this.timer !== null;
+    };
+    Timer.prototype.ensureAborted = function () {
+        if (this.timer) {
+            this.clear(this.timer);
+            this.timer = null;
+        }
+    };
+    return Timer;
+}());
+/* harmony default export */ var abstract_timer = (Timer);
+
+// CONCATENATED MODULE: ./src/core/utils/timers/index.ts
+var __extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+function timers_clearTimeout(timer) {
+    window.clearTimeout(timer);
+}
+function timers_clearInterval(timer) {
+    window.clearInterval(timer);
+}
+var OneOffTimer = (function (_super) {
+    __extends(OneOffTimer, _super);
+    function OneOffTimer(delay, callback) {
+        return _super.call(this, setTimeout, timers_clearTimeout, delay, function (timer) {
+            callback();
+            return null;
+        }) || this;
+    }
+    return OneOffTimer;
+}(abstract_timer));
+
+var PeriodicTimer = (function (_super) {
+    __extends(PeriodicTimer, _super);
+    function PeriodicTimer(delay, callback) {
+        return _super.call(this, setInterval, timers_clearInterval, delay, function (timer) {
+            callback();
+            return timer;
+        }) || this;
+    }
+    return PeriodicTimer;
+}(abstract_timer));
+
+
+// CONCATENATED MODULE: ./src/core/util.ts
+
+var Util = {
+    now: function () {
+        if (Date.now) {
+            return Date.now();
+        }
+        else {
+            return new Date().valueOf();
+        }
+    },
+    defer: function (callback) {
+        return new OneOffTimer(0, callback);
+    },
+    method: function (name) {
+        var args = [];
+        for (var _i = 1; _i < arguments.length; _i++) {
+            args[_i - 1] = arguments[_i];
+        }
+        var boundArguments = Array.prototype.slice.call(arguments, 1);
+        return function (object) {
+            return object[name].apply(object, boundArguments.concat(arguments));
+        };
+    }
+};
+/* harmony default export */ var util = (Util);
+
+// CONCATENATED MODULE: ./src/core/utils/collections.ts
+
+
+function extend(target) {
+    var sources = [];
+    for (var _i = 1; _i < arguments.length; _i++) {
+        sources[_i - 1] = arguments[_i];
+    }
+    for (var i = 0; i < sources.length; i++) {
+        var extensions = sources[i];
+        for (var property in extensions) {
+            if (extensions[property] && extensions[property].constructor &&
+                extensions[property].constructor === Object) {
+                target[property] = extend(target[property] || {}, extensions[property]);
+            }
+            else {
+                target[property] = extensions[property];
+            }
+        }
+    }
+    return target;
+}
+function stringify() {
+    var m = ["Pusher"];
+    for (var i = 0; i < arguments.length; i++) {
+        if (typeof arguments[i] === "string") {
+            m.push(arguments[i]);
+        }
+        else {
+            m.push(safeJSONStringify(arguments[i]));
+        }
+    }
+    return m.join(" : ");
+}
+function arrayIndexOf(array, item) {
+    var nativeIndexOf = Array.prototype.indexOf;
+    if (array === null) {
+        return -1;
+    }
+    if (nativeIndexOf && array.indexOf === nativeIndexOf) {
+        return array.indexOf(item);
+    }
+    for (var i = 0, l = array.length; i < l; i++) {
+        if (array[i] === item) {
+            return i;
+        }
+    }
+    return -1;
+}
+function objectApply(object, f) {
+    for (var key in object) {
+        if (Object.prototype.hasOwnProperty.call(object, key)) {
+            f(object[key], key, object);
+        }
+    }
+}
+function keys(object) {
+    var keys = [];
+    objectApply(object, function (_, key) {
+        keys.push(key);
+    });
+    return keys;
+}
+function values(object) {
+    var values = [];
+    objectApply(object, function (value) {
+        values.push(value);
+    });
+    return values;
+}
+function apply(array, f, context) {
+    for (var i = 0; i < array.length; i++) {
+        f.call(context || window, array[i], i, array);
+    }
+}
+function map(array, f) {
+    var result = [];
+    for (var i = 0; i < array.length; i++) {
+        result.push(f(array[i], i, array, result));
+    }
+    return result;
+}
+function mapObject(object, f) {
+    var result = {};
+    objectApply(object, function (value, key) {
+        result[key] = f(value);
+    });
+    return result;
+}
+function filter(array, test) {
+    test = test || function (value) { return !!value; };
+    var result = [];
+    for (var i = 0; i < array.length; i++) {
+        if (test(array[i], i, array, result)) {
+            result.push(array[i]);
+        }
+    }
+    return result;
+}
+function filterObject(object, test) {
+    var result = {};
+    objectApply(object, function (value, key) {
+        if ((test && test(value, key, object, result)) || Boolean(value)) {
+            result[key] = value;
+        }
+    });
+    return result;
+}
+function flatten(object) {
+    var result = [];
+    objectApply(object, function (value, key) {
+        result.push([key, value]);
+    });
+    return result;
+}
+function any(array, test) {
+    for (var i = 0; i < array.length; i++) {
+        if (test(array[i], i, array)) {
+            return true;
+        }
+    }
+    return false;
+}
+function collections_all(array, test) {
+    for (var i = 0; i < array.length; i++) {
+        if (!test(array[i], i, array)) {
+            return false;
+        }
+    }
+    return true;
+}
+function encodeParamsObject(data) {
+    return mapObject(data, function (value) {
+        if (typeof value === "object") {
+            value = safeJSONStringify(value);
+        }
+        return encodeURIComponent(encode(value.toString()));
+    });
+}
+function buildQueryString(data) {
+    var params = filterObject(data, function (value) {
+        return value !== undefined;
+    });
+    var query = map(flatten(encodeParamsObject(params)), util.method("join", "=")).join("&");
+    return query;
+}
+function decycleObject(object) {
+    var objects = [], paths = [];
+    return (function derez(value, path) {
+        var i, name, nu;
+        switch (typeof value) {
+            case 'object':
+                if (!value) {
+                    return null;
+                }
+                for (i = 0; i < objects.length; i += 1) {
+                    if (objects[i] === value) {
+                        return { $ref: paths[i] };
+                    }
+                }
+                objects.push(value);
+                paths.push(path);
+                if (Object.prototype.toString.apply(value) === '[object Array]') {
+                    nu = [];
+                    for (i = 0; i < value.length; i += 1) {
+                        nu[i] = derez(value[i], path + '[' + i + ']');
+                    }
+                }
+                else {
+                    nu = {};
+                    for (name in value) {
+                        if (Object.prototype.hasOwnProperty.call(value, name)) {
+                            nu[name] = derez(value[name], path + '[' + JSON.stringify(name) + ']');
+                        }
+                    }
+                }
+                return nu;
+            case 'number':
+            case 'string':
+            case 'boolean':
+                return value;
+        }
+    }(object, '$'));
+}
+function safeJSONStringify(source) {
+    try {
+        return JSON.stringify(source);
+    }
+    catch (e) {
+        return JSON.stringify(decycleObject(source));
+    }
+}
+
+// CONCATENATED MODULE: ./src/core/logger.ts
+
+
+var Logger = {
+    debug: function () {
+        var args = [];
+        for (var _i = 0; _i < arguments.length; _i++) {
+            args[_i] = arguments[_i];
+        }
+        if (!core_pusher.log) {
+            return;
+        }
+        core_pusher.log(stringify.apply(this, arguments));
+    },
+    warn: function () {
+        var args = [];
+        for (var _i = 0; _i < arguments.length; _i++) {
+            args[_i] = arguments[_i];
+        }
+        var message = stringify.apply(this, arguments);
+        if (core_pusher.log) {
+            core_pusher.log(message);
+        }
+        else if (window.console) {
+            if (window.console.warn) {
+                window.console.warn(message);
+            }
+            else if (window.console.log) {
+                window.console.log(message);
+            }
+        }
+    }
+};
+/* harmony default export */ var logger = (Logger);
+
+// CONCATENATED MODULE: ./src/core/utils/url_store.ts
+var urlStore = {
+    baseUrl: "https://pusher.com",
+    urls: {
+        authenticationEndpoint: {
+            path: "/docs/authenticating_users",
+        },
+        javascriptQuickStart: {
+            path: "/docs/javascript_quick_start"
+        },
+        triggeringClientEvents: {
+            path: "/docs/client_api_guide/client_events#trigger-events"
+        }
+    }
+};
+var buildLogSuffix = function (key) {
+    var urlPrefix = "See:";
+    var urlObj = urlStore.urls[key];
+    if (!urlObj)
+        return "";
+    var url;
+    if (urlObj.fullUrl) {
+        url = urlObj.fullUrl;
+    }
+    else if (urlObj.path) {
+        url = urlStore.baseUrl + urlObj.path;
+    }
+    if (!url)
+        return "";
+    return urlPrefix + " " + url;
+};
+/* harmony default export */ var url_store = ({ buildLogSuffix: buildLogSuffix });
+
+// CONCATENATED MODULE: ./src/runtimes/isomorphic/auth/xhr_auth.ts
+
+
+
+var ajax = function (context, socketId, callback) {
+    var self = this, xhr;
+    xhr = runtime.createXHR();
+    xhr.open("POST", self.options.authEndpoint, true);
+    xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
+    for (var headerName in this.authOptions.headers) {
+        xhr.setRequestHeader(headerName, this.authOptions.headers[headerName]);
+    }
+    xhr.onreadystatechange = function () {
+        if (xhr.readyState === 4) {
+            if (xhr.status === 200) {
+                var data, parsed = false;
+                try {
+                    data = JSON.parse(xhr.responseText);
+                    parsed = true;
+                }
+                catch (e) {
+                    callback(true, 'JSON returned from webapp was invalid, yet status code was 200. Data was: ' + xhr.responseText);
+                }
+                if (parsed) {
+                    callback(false, data);
+                }
+            }
+            else {
+                var suffix = url_store.buildLogSuffix("authenticationEndpoint");
+                logger.warn('Unable to retrieve auth string from auth endpoint - ' +
+                    ("received status " + xhr.status + " from " + self.options.authEndpoint + ". ") +
+                    ("Clients must be authenticated to join private or presence channels. " + suffix));
+                callback(true, xhr.status);
+            }
+        }
+    };
+    xhr.send(this.composeQuery(socketId));
+    return xhr;
+};
+/* harmony default export */ var xhr_auth = (ajax);
+
+// CONCATENATED MODULE: ./src/runtimes/web/auth/jsonp_auth.ts
+
+var jsonp = function (context, socketId, callback) {
+    if (this.authOptions.headers !== undefined) {
+        logger.warn("Warn", "To send headers with the auth request, you must use AJAX, rather than JSONP.");
+    }
+    var callbackName = context.nextAuthCallbackID.toString();
+    context.nextAuthCallbackID++;
+    var document = context.getDocument();
+    var script = document.createElement("script");
+    context.auth_callbacks[callbackName] = function (data) {
+        callback(false, data);
+    };
+    var callback_name = "Pusher.auth_callbacks['" + callbackName + "']";
+    script.src = this.options.authEndpoint +
+        '?callback=' +
+        encodeURIComponent(callback_name) +
+        '&' +
+        this.composeQuery(socketId);
+    var head = document.getElementsByTagName("head")[0] || document.documentElement;
+    head.insertBefore(script, head.firstChild);
+};
+/* harmony default export */ var jsonp_auth = (jsonp);
+
+// CONCATENATED MODULE: ./src/runtimes/web/dom/script_request.ts
+var ScriptRequest = (function () {
+    function ScriptRequest(src) {
+        this.src = src;
+    }
+    ScriptRequest.prototype.send = function (receiver) {
+        var self = this;
+        var errorString = "Error loading " + self.src;
+        self.script = document.createElement("script");
+        self.script.id = receiver.id;
+        self.script.src = self.src;
+        self.script.type = "text/javascript";
+        self.script.charset = "UTF-8";
+        if (self.script.addEventListener) {
+            self.script.onerror = function () {
+                receiver.callback(errorString);
+            };
+            self.script.onload = function () {
+                receiver.callback(null);
+            };
+        }
+        else {
+            self.script.onreadystatechange = function () {
+                if (self.script.readyState === 'loaded' ||
+                    self.script.readyState === 'complete') {
+                    receiver.callback(null);
+                }
+            };
+        }
+        if (self.script.async === undefined && document.attachEvent &&
+            /opera/i.test(navigator.userAgent)) {
+            self.errorScript = document.createElement("script");
+            self.errorScript.id = receiver.id + "_error";
+            self.errorScript.text = receiver.name + "('" + errorString + "');";
+            self.script.async = self.errorScript.async = false;
+        }
+        else {
+            self.script.async = true;
+        }
+        var head = document.getElementsByTagName('head')[0];
+        head.insertBefore(self.script, head.firstChild);
+        if (self.errorScript) {
+            head.insertBefore(self.errorScript, self.script.nextSibling);
+        }
+    };
+    ScriptRequest.prototype.cleanup = function () {
+        if (this.script) {
+            this.script.onload = this.script.onerror = null;
+            this.script.onreadystatechange = null;
+        }
+        if (this.script && this.script.parentNode) {
+            this.script.parentNode.removeChild(this.script);
+        }
+        if (this.errorScript && this.errorScript.parentNode) {
+            this.errorScript.parentNode.removeChild(this.errorScript);
+        }
+        this.script = null;
+        this.errorScript = null;
+    };
+    return ScriptRequest;
+}());
+/* harmony default export */ var script_request = (ScriptRequest);
+
+// CONCATENATED MODULE: ./src/runtimes/web/dom/jsonp_request.ts
+
+
+var jsonp_request_JSONPRequest = (function () {
+    function JSONPRequest(url, data) {
+        this.url = url;
+        this.data = data;
+    }
+    JSONPRequest.prototype.send = function (receiver) {
+        if (this.request) {
+            return;
+        }
+        var query = buildQueryString(this.data);
+        var url = this.url + "/" + receiver.number + "?" + query;
+        this.request = runtime.createScriptRequest(url);
+        this.request.send(receiver);
+    };
+    JSONPRequest.prototype.cleanup = function () {
+        if (this.request) {
+            this.request.cleanup();
+        }
+    };
+    return JSONPRequest;
+}());
+/* harmony default export */ var jsonp_request = (jsonp_request_JSONPRequest);
+
+// CONCATENATED MODULE: ./src/runtimes/web/timeline/jsonp_timeline.ts
+
+
+var getAgent = function (sender, useTLS) {
+    return function (data, callback) {
+        var scheme = "http" + (useTLS ? "s" : "") + "://";
+        var url = scheme + (sender.host || sender.options.host) + sender.options.path;
+        var request = runtime.createJSONPRequest(url, data);
+        var receiver = runtime.ScriptReceivers.create(function (error, result) {
+            ScriptReceivers.remove(receiver);
+            request.cleanup();
+            if (result && result.host) {
+                sender.host = result.host;
+            }
+            if (callback) {
+                callback(error, result);
+            }
+        });
+        request.send(receiver);
+    };
+};
+var jsonp_timeline_jsonp = {
+    name: 'jsonp',
+    getAgent: getAgent
+};
+/* harmony default export */ var jsonp_timeline = (jsonp_timeline_jsonp);
+
+// CONCATENATED MODULE: ./src/core/transports/url_schemes.ts
+
+function getGenericURL(baseScheme, params, path) {
+    var scheme = baseScheme + (params.useTLS ? "s" : "");
+    var host = params.useTLS ? params.hostTLS : params.hostNonTLS;
+    return scheme + "://" + host + path;
+}
+function getGenericPath(key, queryString) {
+    var path = "/app/" + key;
+    var query = "?protocol=" + defaults.PROTOCOL +
+        "&client=js" +
+        "&version=" + defaults.VERSION +
+        (queryString ? ("&" + queryString) : "");
+    return path + query;
+}
+var ws = {
+    getInitial: function (key, params) {
+        var path = (params.httpPath || "") + getGenericPath(key, "flash=false");
+        return getGenericURL("ws", params, path);
+    }
+};
+var http = {
+    getInitial: function (key, params) {
+        var path = (params.httpPath || "/pusher") + getGenericPath(key);
+        return getGenericURL("http", params, path);
+    }
+};
+var sockjs = {
+    getInitial: function (key, params) {
+        return getGenericURL("http", params, params.httpPath || "/pusher");
+    },
+    getPath: function (key, params) {
+        return getGenericPath(key);
+    }
+};
+
+// CONCATENATED MODULE: ./src/core/events/callback_registry.ts
+
+var callback_registry_CallbackRegistry = (function () {
+    function CallbackRegistry() {
+        this._callbacks = {};
+    }
+    CallbackRegistry.prototype.get = function (name) {
+        return this._callbacks[prefix(name)];
+    };
+    CallbackRegistry.prototype.add = function (name, callback, context) {
+        var prefixedEventName = prefix(name);
+        this._callbacks[prefixedEventName] = this._callbacks[prefixedEventName] || [];
+        this._callbacks[prefixedEventName].push({
+            fn: callback,
+            context: context
+        });
+    };
+    CallbackRegistry.prototype.remove = function (name, callback, context) {
+        if (!name && !callback && !context) {
+            this._callbacks = {};
+            return;
+        }
+        var names = name ? [prefix(name)] : keys(this._callbacks);
+        if (callback || context) {
+            this.removeCallback(names, callback, context);
+        }
+        else {
+            this.removeAllCallbacks(names);
+        }
+    };
+    CallbackRegistry.prototype.removeCallback = function (names, callback, context) {
+        apply(names, function (name) {
+            this._callbacks[name] = filter(this._callbacks[name] || [], function (binding) {
+                return (callback && callback !== binding.fn) ||
+                    (context && context !== binding.context);
+            });
+            if (this._callbacks[name].length === 0) {
+                delete this._callbacks[name];
+            }
+        }, this);
+    };
+    CallbackRegistry.prototype.removeAllCallbacks = function (names) {
+        apply(names, function (name) {
+            delete this._callbacks[name];
+        }, this);
+    };
+    return CallbackRegistry;
+}());
+/* harmony default export */ var callback_registry = (callback_registry_CallbackRegistry);
+function prefix(name) {
+    return "_" + name;
+}
+
+// CONCATENATED MODULE: ./src/core/events/dispatcher.ts
+
+
+var dispatcher_Dispatcher = (function () {
+    function Dispatcher(failThrough) {
+        this.callbacks = new callback_registry();
+        this.global_callbacks = [];
+        this.failThrough = failThrough;
+    }
+    Dispatcher.prototype.bind = function (eventName, callback, context) {
+        this.callbacks.add(eventName, callback, context);
+        return this;
+    };
+    Dispatcher.prototype.bind_global = function (callback) {
+        this.global_callbacks.push(callback);
+        return this;
+    };
+    Dispatcher.prototype.unbind = function (eventName, callback, context) {
+        this.callbacks.remove(eventName, callback, context);
+        return this;
+    };
+    Dispatcher.prototype.unbind_global = function (callback) {
+        if (!callback) {
+            this.global_callbacks = [];
+            return this;
+        }
+        this.global_callbacks = filter(this.global_callbacks || [], function (c) { return c !== callback; });
+        return this;
+    };
+    Dispatcher.prototype.unbind_all = function () {
+        this.unbind();
+        this.unbind_global();
+        return this;
+    };
+    Dispatcher.prototype.emit = function (eventName, data, metadata) {
+        for (var i = 0; i < this.global_callbacks.length; i++) {
+            this.global_callbacks[i](eventName, data);
+        }
+        var callbacks = this.callbacks.get(eventName);
+        var args = [];
+        if (metadata) {
+            args.push(data, metadata);
+        }
+        else if (data) {
+            args.push(data);
+        }
+        if (callbacks && callbacks.length > 0) {
+            for (var i = 0; i < callbacks.length; i++) {
+                callbacks[i].fn.apply(callbacks[i].context || window, args);
+            }
+        }
+        else if (this.failThrough) {
+            this.failThrough(eventName, data);
+        }
+        return this;
+    };
+    return Dispatcher;
+}());
+/* harmony default export */ var dispatcher = (dispatcher_Dispatcher);
+
+// CONCATENATED MODULE: ./src/core/transports/transport_connection.ts
+var transport_connection_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+
+var transport_connection_TransportConnection = (function (_super) {
+    transport_connection_extends(TransportConnection, _super);
+    function TransportConnection(hooks, name, priority, key, options) {
+        var _this = _super.call(this) || this;
+        _this.initialize = runtime.transportConnectionInitializer;
+        _this.hooks = hooks;
+        _this.name = name;
+        _this.priority = priority;
+        _this.key = key;
+        _this.options = options;
+        _this.state = "new";
+        _this.timeline = options.timeline;
+        _this.activityTimeout = options.activityTimeout;
+        _this.id = _this.timeline.generateUniqueID();
+        return _this;
+    }
+    TransportConnection.prototype.handlesActivityChecks = function () {
+        return Boolean(this.hooks.handlesActivityChecks);
+    };
+    TransportConnection.prototype.supportsPing = function () {
+        return Boolean(this.hooks.supportsPing);
+    };
+    TransportConnection.prototype.connect = function () {
+        var _this = this;
+        if (this.socket || this.state !== "initialized") {
+            return false;
+        }
+        var url = this.hooks.urls.getInitial(this.key, this.options);
+        try {
+            this.socket = this.hooks.getSocket(url, this.options);
+        }
+        catch (e) {
+            util.defer(function () {
+                _this.onError(e);
+                _this.changeState("closed");
+            });
+            return false;
+        }
+        this.bindListeners();
+        logger.debug("Connecting", { transport: this.name, url: url });
+        this.changeState("connecting");
+        return true;
+    };
+    TransportConnection.prototype.close = function () {
+        if (this.socket) {
+            this.socket.close();
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    TransportConnection.prototype.send = function (data) {
+        var _this = this;
+        if (this.state === "open") {
+            util.defer(function () {
+                if (_this.socket) {
+                    _this.socket.send(data);
+                }
+            });
+            return true;
+        }
+        else {
+            return false;
+        }
+    };
+    TransportConnection.prototype.ping = function () {
+        if (this.state === "open" && this.supportsPing()) {
+            this.socket.ping();
+        }
+    };
+    TransportConnection.prototype.onOpen = function () {
+        if (this.hooks.beforeOpen) {
+            this.hooks.beforeOpen(this.socket, this.hooks.urls.getPath(this.key, this.options));
+        }
+        this.changeState("open");
+        this.socket.onopen = undefined;
+    };
+    TransportConnection.prototype.onError = function (error) {
+        this.emit("error", { type: 'WebSocketError', error: error });
+        this.timeline.error(this.buildTimelineMessage({ error: error.toString() }));
+    };
+    TransportConnection.prototype.onClose = function (closeEvent) {
+        if (closeEvent) {
+            this.changeState("closed", {
+                code: closeEvent.code,
+                reason: closeEvent.reason,
+                wasClean: closeEvent.wasClean
+            });
+        }
+        else {
+            this.changeState("closed");
+        }
+        this.unbindListeners();
+        this.socket = undefined;
+    };
+    TransportConnection.prototype.onMessage = function (message) {
+        this.emit("message", message);
+    };
+    TransportConnection.prototype.onActivity = function () {
+        this.emit("activity");
+    };
+    TransportConnection.prototype.bindListeners = function () {
+        var _this = this;
+        this.socket.onopen = function () {
+            _this.onOpen();
+        };
+        this.socket.onerror = function (error) {
+            _this.onError(error);
+        };
+        this.socket.onclose = function (closeEvent) {
+            _this.onClose(closeEvent);
+        };
+        this.socket.onmessage = function (message) {
+            _this.onMessage(message);
+        };
+        if (this.supportsPing()) {
+            this.socket.onactivity = function () { _this.onActivity(); };
+        }
+    };
+    TransportConnection.prototype.unbindListeners = function () {
+        if (this.socket) {
+            this.socket.onopen = undefined;
+            this.socket.onerror = undefined;
+            this.socket.onclose = undefined;
+            this.socket.onmessage = undefined;
+            if (this.supportsPing()) {
+                this.socket.onactivity = undefined;
+            }
+        }
+    };
+    TransportConnection.prototype.changeState = function (state, params) {
+        this.state = state;
+        this.timeline.info(this.buildTimelineMessage({
+            state: state,
+            params: params
+        }));
+        this.emit(state, params);
+    };
+    TransportConnection.prototype.buildTimelineMessage = function (message) {
+        return extend({ cid: this.id }, message);
+    };
+    return TransportConnection;
+}(dispatcher));
+/* harmony default export */ var transport_connection = (transport_connection_TransportConnection);
+
+// CONCATENATED MODULE: ./src/core/transports/transport.ts
+
+var transport_Transport = (function () {
+    function Transport(hooks) {
+        this.hooks = hooks;
+    }
+    Transport.prototype.isSupported = function (environment) {
+        return this.hooks.isSupported(environment);
+    };
+    Transport.prototype.createConnection = function (name, priority, key, options) {
+        return new transport_connection(this.hooks, name, priority, key, options);
+    };
+    return Transport;
+}());
+/* harmony default export */ var transports_transport = (transport_Transport);
+
+// CONCATENATED MODULE: ./src/runtimes/isomorphic/transports/transports.ts
+
+
+
+
+var WSTransport = new transports_transport({
+    urls: ws,
+    handlesActivityChecks: false,
+    supportsPing: false,
+    isInitialized: function () {
+        return Boolean(runtime.getWebSocketAPI());
+    },
+    isSupported: function () {
+        return Boolean(runtime.getWebSocketAPI());
+    },
+    getSocket: function (url) {
+        return runtime.createWebSocket(url);
+    }
+});
+var httpConfiguration = {
+    urls: http,
+    handlesActivityChecks: false,
+    supportsPing: true,
+    isInitialized: function () {
+        return true;
+    }
+};
+var streamingConfiguration = extend({ getSocket: function (url) {
+        return runtime.HTTPFactory.createStreamingSocket(url);
+    }
+}, httpConfiguration);
+var pollingConfiguration = extend({ getSocket: function (url) {
+        return runtime.HTTPFactory.createPollingSocket(url);
+    }
+}, httpConfiguration);
+var xhrConfiguration = {
+    isSupported: function () {
+        return runtime.isXHRSupported();
+    }
+};
+var XHRStreamingTransport = new transports_transport(extend({}, streamingConfiguration, xhrConfiguration));
+var XHRPollingTransport = new transports_transport(extend({}, pollingConfiguration, xhrConfiguration));
+var Transports = {
+    ws: WSTransport,
+    xhr_streaming: XHRStreamingTransport,
+    xhr_polling: XHRPollingTransport
+};
+/* harmony default export */ var transports = (Transports);
+
+// CONCATENATED MODULE: ./src/runtimes/web/transports/transports.ts
+
+
+
+
+
+
+var SockJSTransport = new transports_transport({
+    file: "sockjs",
+    urls: sockjs,
+    handlesActivityChecks: true,
+    supportsPing: false,
+    isSupported: function () {
+        return true;
+    },
+    isInitialized: function () {
+        return window.SockJS !== undefined;
+    },
+    getSocket: function (url, options) {
+        return new window.SockJS(url, null, {
+            js_path: Dependencies.getPath("sockjs", {
+                useTLS: options.useTLS
+            }),
+            ignore_null_origin: options.ignoreNullOrigin
+        });
+    },
+    beforeOpen: function (socket, path) {
+        socket.send(JSON.stringify({
+            path: path
+        }));
+    }
+});
+var xdrConfiguration = {
+    isSupported: function (environment) {
+        var yes = runtime.isXDRSupported(environment.useTLS);
+        return yes;
+    }
+};
+var XDRStreamingTransport = new transports_transport(extend({}, streamingConfiguration, xdrConfiguration));
+var XDRPollingTransport = new transports_transport(extend({}, pollingConfiguration, xdrConfiguration));
+transports.xdr_streaming = XDRStreamingTransport;
+transports.xdr_polling = XDRPollingTransport;
+transports.sockjs = SockJSTransport;
+/* harmony default export */ var transports_transports = (transports);
+
+// CONCATENATED MODULE: ./src/runtimes/web/net_info.ts
+var net_info_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+var NetInfo = (function (_super) {
+    net_info_extends(NetInfo, _super);
+    function NetInfo() {
+        var _this = _super.call(this) || this;
+        var self = _this;
+        if (window.addEventListener !== undefined) {
+            window.addEventListener("online", function () {
+                self.emit('online');
+            }, false);
+            window.addEventListener("offline", function () {
+                self.emit('offline');
+            }, false);
+        }
+        return _this;
+    }
+    NetInfo.prototype.isOnline = function () {
+        if (window.navigator.onLine === undefined) {
+            return true;
+        }
+        else {
+            return window.navigator.onLine;
+        }
+    };
+    return NetInfo;
+}(dispatcher));
+
+var net_info_Network = new NetInfo();
+
+// CONCATENATED MODULE: ./src/core/transports/assistant_to_the_transport_manager.ts
+
+
+var assistant_to_the_transport_manager_AssistantToTheTransportManager = (function () {
+    function AssistantToTheTransportManager(manager, transport, options) {
+        this.manager = manager;
+        this.transport = transport;
+        this.minPingDelay = options.minPingDelay;
+        this.maxPingDelay = options.maxPingDelay;
+        this.pingDelay = undefined;
+    }
+    AssistantToTheTransportManager.prototype.createConnection = function (name, priority, key, options) {
+        var _this = this;
+        options = extend({}, options, {
+            activityTimeout: this.pingDelay
+        });
+        var connection = this.transport.createConnection(name, priority, key, options);
+        var openTimestamp = null;
+        var onOpen = function () {
+            connection.unbind("open", onOpen);
+            connection.bind("closed", onClosed);
+            openTimestamp = util.now();
+        };
+        var onClosed = function (closeEvent) {
+            connection.unbind("closed", onClosed);
+            if (closeEvent.code === 1002 || closeEvent.code === 1003) {
+                _this.manager.reportDeath();
+            }
+            else if (!closeEvent.wasClean && openTimestamp) {
+                var lifespan = util.now() - openTimestamp;
+                if (lifespan < 2 * _this.maxPingDelay) {
+                    _this.manager.reportDeath();
+                    _this.pingDelay = Math.max(lifespan / 2, _this.minPingDelay);
+                }
+            }
+        };
+        connection.bind("open", onOpen);
+        return connection;
+    };
+    AssistantToTheTransportManager.prototype.isSupported = function (environment) {
+        return this.manager.isAlive() && this.transport.isSupported(environment);
+    };
+    return AssistantToTheTransportManager;
+}());
+/* harmony default export */ var assistant_to_the_transport_manager = (assistant_to_the_transport_manager_AssistantToTheTransportManager);
+
+// CONCATENATED MODULE: ./src/core/connection/protocol/protocol.ts
+var Protocol = {
+    decodeMessage: function (messageEvent) {
+        try {
+            var messageData = JSON.parse(messageEvent.data);
+            var pusherEventData = messageData.data;
+            if (typeof pusherEventData === 'string') {
+                try {
+                    pusherEventData = JSON.parse(messageData.data);
+                }
+                catch (e) { }
+            }
+            var pusherEvent = {
+                event: messageData.event,
+                channel: messageData.channel,
+                data: pusherEventData,
+            };
+            if (messageData.user_id) {
+                pusherEvent.user_id = messageData.user_id;
+            }
+            return pusherEvent;
+        }
+        catch (e) {
+            throw { type: 'MessageParseError', error: e, data: messageEvent.data };
+        }
+    },
+    encodeMessage: function (event) {
+        return JSON.stringify(event);
+    },
+    processHandshake: function (messageEvent) {
+        var message = Protocol.decodeMessage(messageEvent);
+        if (message.event === "pusher:connection_established") {
+            if (!message.data.activity_timeout) {
+                throw "No activity timeout specified in handshake";
+            }
+            return {
+                action: "connected",
+                id: message.data.socket_id,
+                activityTimeout: message.data.activity_timeout * 1000
+            };
+        }
+        else if (message.event === "pusher:error") {
+            return {
+                action: this.getCloseAction(message.data),
+                error: this.getCloseError(message.data)
+            };
+        }
+        else {
+            throw "Invalid handshake";
+        }
+    },
+    getCloseAction: function (closeEvent) {
+        if (closeEvent.code < 4000) {
+            if (closeEvent.code >= 1002 && closeEvent.code <= 1004) {
+                return "backoff";
+            }
+            else {
+                return null;
+            }
+        }
+        else if (closeEvent.code === 4000) {
+            return "tls_only";
+        }
+        else if (closeEvent.code < 4100) {
+            return "refused";
+        }
+        else if (closeEvent.code < 4200) {
+            return "backoff";
+        }
+        else if (closeEvent.code < 4300) {
+            return "retry";
+        }
+        else {
+            return "refused";
+        }
+    },
+    getCloseError: function (closeEvent) {
+        if (closeEvent.code !== 1000 && closeEvent.code !== 1001) {
+            return {
+                type: 'PusherError',
+                data: {
+                    code: closeEvent.code,
+                    message: closeEvent.reason || closeEvent.message
+                }
+            };
+        }
+        else {
+            return null;
+        }
+    }
+};
+/* harmony default export */ var protocol_protocol = (Protocol);
+
+// CONCATENATED MODULE: ./src/core/connection/connection.ts
+var connection_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+var connection_Connection = (function (_super) {
+    connection_extends(Connection, _super);
+    function Connection(id, transport) {
+        var _this = _super.call(this) || this;
+        _this.id = id;
+        _this.transport = transport;
+        _this.activityTimeout = transport.activityTimeout;
+        _this.bindListeners();
+        return _this;
+    }
+    Connection.prototype.handlesActivityChecks = function () {
+        return this.transport.handlesActivityChecks();
+    };
+    Connection.prototype.send = function (data) {
+        return this.transport.send(data);
+    };
+    Connection.prototype.send_event = function (name, data, channel) {
+        var event = { event: name, data: data };
+        if (channel) {
+            event.channel = channel;
+        }
+        logger.debug('Event sent', event);
+        return this.send(protocol_protocol.encodeMessage(event));
+    };
+    Connection.prototype.ping = function () {
+        if (this.transport.supportsPing()) {
+            this.transport.ping();
+        }
+        else {
+            this.send_event('pusher:ping', {});
+        }
+    };
+    Connection.prototype.close = function () {
+        this.transport.close();
+    };
+    Connection.prototype.bindListeners = function () {
+        var _this = this;
+        var listeners = {
+            message: function (messageEvent) {
+                var pusherEvent;
+                try {
+                    pusherEvent = protocol_protocol.decodeMessage(messageEvent);
+                }
+                catch (e) {
+                    _this.emit('error', {
+                        type: 'MessageParseError',
+                        error: e,
+                        data: messageEvent.data
+                    });
+                }
+                if (pusherEvent !== undefined) {
+                    logger.debug('Event recd', pusherEvent);
+                    switch (pusherEvent.event) {
+                        case 'pusher:error':
+                            _this.emit('error', { type: 'PusherError', data: pusherEvent.data });
+                            break;
+                        case 'pusher:ping':
+                            _this.emit("ping");
+                            break;
+                        case 'pusher:pong':
+                            _this.emit("pong");
+                            break;
+                    }
+                    _this.emit('message', pusherEvent);
+                }
+            },
+            activity: function () {
+                _this.emit("activity");
+            },
+            error: function (error) {
+                _this.emit("error", { type: "WebSocketError", error: error });
+            },
+            closed: function (closeEvent) {
+                unbindListeners();
+                if (closeEvent && closeEvent.code) {
+                    _this.handleCloseEvent(closeEvent);
+                }
+                _this.transport = null;
+                _this.emit("closed");
+            }
+        };
+        var unbindListeners = function () {
+            objectApply(listeners, function (listener, event) {
+                _this.transport.unbind(event, listener);
+            });
+        };
+        objectApply(listeners, function (listener, event) {
+            _this.transport.bind(event, listener);
+        });
+    };
+    Connection.prototype.handleCloseEvent = function (closeEvent) {
+        var action = protocol_protocol.getCloseAction(closeEvent);
+        var error = protocol_protocol.getCloseError(closeEvent);
+        if (error) {
+            this.emit('error', error);
+        }
+        if (action) {
+            this.emit(action, { action: action, error: error });
+        }
+    };
+    return Connection;
+}(dispatcher));
+/* harmony default export */ var connection_connection = (connection_Connection);
+
+// CONCATENATED MODULE: ./src/core/connection/handshake/index.ts
+
+
+
+var handshake_Handshake = (function () {
+    function Handshake(transport, callback) {
+        this.transport = transport;
+        this.callback = callback;
+        this.bindListeners();
+    }
+    Handshake.prototype.close = function () {
+        this.unbindListeners();
+        this.transport.close();
+    };
+    Handshake.prototype.bindListeners = function () {
+        var _this = this;
+        this.onMessage = function (m) {
+            _this.unbindListeners();
+            var result;
+            try {
+                result = protocol_protocol.processHandshake(m);
+            }
+            catch (e) {
+                _this.finish("error", { error: e });
+                _this.transport.close();
+                return;
+            }
+            if (result.action === "connected") {
+                _this.finish("connected", {
+                    connection: new connection_connection(result.id, _this.transport),
+                    activityTimeout: result.activityTimeout
+                });
+            }
+            else {
+                _this.finish(result.action, { error: result.error });
+                _this.transport.close();
+            }
+        };
+        this.onClosed = function (closeEvent) {
+            _this.unbindListeners();
+            var action = protocol_protocol.getCloseAction(closeEvent) || "backoff";
+            var error = protocol_protocol.getCloseError(closeEvent);
+            _this.finish(action, { error: error });
+        };
+        this.transport.bind("message", this.onMessage);
+        this.transport.bind("closed", this.onClosed);
+    };
+    Handshake.prototype.unbindListeners = function () {
+        this.transport.unbind("message", this.onMessage);
+        this.transport.unbind("closed", this.onClosed);
+    };
+    Handshake.prototype.finish = function (action, params) {
+        this.callback(extend({ transport: this.transport, action: action }, params));
+    };
+    return Handshake;
+}());
+/* harmony default export */ var connection_handshake = (handshake_Handshake);
+
+// CONCATENATED MODULE: ./src/core/auth/pusher_authorizer.ts
+
+var pusher_authorizer_PusherAuthorizer = (function () {
+    function PusherAuthorizer(channel, options) {
+        this.channel = channel;
+        var authTransport = options.authTransport;
+        if (typeof runtime.getAuthorizers()[authTransport] === "undefined") {
+            throw "'" + authTransport + "' is not a recognized auth transport";
+        }
+        this.type = authTransport;
+        this.options = options;
+        this.authOptions = (options || {}).auth || {};
+    }
+    PusherAuthorizer.prototype.composeQuery = function (socketId) {
+        var query = 'socket_id=' + encodeURIComponent(socketId) +
+            '&channel_name=' + encodeURIComponent(this.channel.name);
+        for (var i in this.authOptions.params) {
+            query += "&" + encodeURIComponent(i) + "=" + encodeURIComponent(this.authOptions.params[i]);
+        }
+        return query;
+    };
+    PusherAuthorizer.prototype.authorize = function (socketId, callback) {
+        PusherAuthorizer.authorizers = PusherAuthorizer.authorizers || runtime.getAuthorizers();
+        return PusherAuthorizer.authorizers[this.type].call(this, runtime, socketId, callback);
+    };
+    return PusherAuthorizer;
+}());
+/* harmony default export */ var pusher_authorizer = (pusher_authorizer_PusherAuthorizer);
+
+// CONCATENATED MODULE: ./src/core/timeline/timeline_sender.ts
+
+var timeline_sender_TimelineSender = (function () {
+    function TimelineSender(timeline, options) {
+        this.timeline = timeline;
+        this.options = options || {};
+    }
+    TimelineSender.prototype.send = function (useTLS, callback) {
+        if (this.timeline.isEmpty()) {
+            return;
+        }
+        this.timeline.send(runtime.TimelineTransport.getAgent(this, useTLS), callback);
+    };
+    return TimelineSender;
+}());
+/* harmony default export */ var timeline_sender = (timeline_sender_TimelineSender);
+
+// CONCATENATED MODULE: ./src/core/errors.ts
+var errors_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var BadEventName = (function (_super) {
+    errors_extends(BadEventName, _super);
+    function BadEventName(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return BadEventName;
+}(Error));
+
+var RequestTimedOut = (function (_super) {
+    errors_extends(RequestTimedOut, _super);
+    function RequestTimedOut(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return RequestTimedOut;
+}(Error));
+
+var TransportPriorityTooLow = (function (_super) {
+    errors_extends(TransportPriorityTooLow, _super);
+    function TransportPriorityTooLow(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return TransportPriorityTooLow;
+}(Error));
+
+var TransportClosed = (function (_super) {
+    errors_extends(TransportClosed, _super);
+    function TransportClosed(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return TransportClosed;
+}(Error));
+
+var UnsupportedFeature = (function (_super) {
+    errors_extends(UnsupportedFeature, _super);
+    function UnsupportedFeature(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return UnsupportedFeature;
+}(Error));
+
+var UnsupportedTransport = (function (_super) {
+    errors_extends(UnsupportedTransport, _super);
+    function UnsupportedTransport(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return UnsupportedTransport;
+}(Error));
+
+var UnsupportedStrategy = (function (_super) {
+    errors_extends(UnsupportedStrategy, _super);
+    function UnsupportedStrategy(msg) {
+        var _newTarget = this.constructor;
+        var _this = _super.call(this, msg) || this;
+        Object.setPrototypeOf(_this, _newTarget.prototype);
+        return _this;
+    }
+    return UnsupportedStrategy;
+}(Error));
+
+
+// CONCATENATED MODULE: ./src/core/channels/channel.ts
+var channel_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+var channel_Channel = (function (_super) {
+    channel_extends(Channel, _super);
+    function Channel(name, pusher) {
+        var _this = _super.call(this, function (event, data) {
+            logger.debug('No callbacks on ' + name + ' for ' + event);
+        }) || this;
+        _this.name = name;
+        _this.pusher = pusher;
+        _this.subscribed = false;
+        _this.subscriptionPending = false;
+        _this.subscriptionCancelled = false;
+        return _this;
+    }
+    Channel.prototype.authorize = function (socketId, callback) {
+        return callback(false, {});
+    };
+    Channel.prototype.trigger = function (event, data) {
+        if (event.indexOf("client-") !== 0) {
+            throw new BadEventName("Event '" + event + "' does not start with 'client-'");
+        }
+        if (!this.subscribed) {
+            var suffix = url_store.buildLogSuffix("triggeringClientEvents");
+            logger.warn("Client event triggered before channel 'subscription_succeeded' event . " + suffix);
+        }
+        return this.pusher.send_event(event, data, this.name);
+    };
+    Channel.prototype.disconnect = function () {
+        this.subscribed = false;
+        this.subscriptionPending = false;
+    };
+    Channel.prototype.handleEvent = function (event) {
+        var eventName = event.event;
+        var data = event.data;
+        if (eventName === "pusher_internal:subscription_succeeded") {
+            this.handleSubscriptionSucceededEvent(event);
+        }
+        else if (eventName.indexOf("pusher_internal:") !== 0) {
+            var metadata = {};
+            this.emit(eventName, data, metadata);
+        }
+    };
+    Channel.prototype.handleSubscriptionSucceededEvent = function (event) {
+        this.subscriptionPending = false;
+        this.subscribed = true;
+        if (this.subscriptionCancelled) {
+            this.pusher.unsubscribe(this.name);
+        }
+        else {
+            this.emit("pusher:subscription_succeeded", event.data);
+        }
+    };
+    Channel.prototype.subscribe = function () {
+        var _this = this;
+        if (this.subscribed) {
+            return;
+        }
+        this.subscriptionPending = true;
+        this.subscriptionCancelled = false;
+        this.authorize(this.pusher.connection.socket_id, function (error, data) {
+            if (error) {
+                _this.emit('pusher:subscription_error', data);
+            }
+            else {
+                _this.pusher.send_event('pusher:subscribe', {
+                    auth: data.auth,
+                    channel_data: data.channel_data,
+                    channel: _this.name
+                });
+            }
+        });
+    };
+    Channel.prototype.unsubscribe = function () {
+        this.subscribed = false;
+        this.pusher.send_event('pusher:unsubscribe', {
+            channel: this.name
+        });
+    };
+    Channel.prototype.cancelSubscription = function () {
+        this.subscriptionCancelled = true;
+    };
+    Channel.prototype.reinstateSubscription = function () {
+        this.subscriptionCancelled = false;
+    };
+    return Channel;
+}(dispatcher));
+/* harmony default export */ var channels_channel = (channel_Channel);
+
+// CONCATENATED MODULE: ./src/core/channels/private_channel.ts
+var private_channel_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+var private_channel_PrivateChannel = (function (_super) {
+    private_channel_extends(PrivateChannel, _super);
+    function PrivateChannel() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    PrivateChannel.prototype.authorize = function (socketId, callback) {
+        var authorizer = factory.createAuthorizer(this, this.pusher.config);
+        return authorizer.authorize(socketId, callback);
+    };
+    return PrivateChannel;
+}(channels_channel));
+/* harmony default export */ var private_channel = (private_channel_PrivateChannel);
+
+// CONCATENATED MODULE: ./src/core/channels/members.ts
+
+var members_Members = (function () {
+    function Members() {
+        this.reset();
+    }
+    Members.prototype.get = function (id) {
+        if (Object.prototype.hasOwnProperty.call(this.members, id)) {
+            return {
+                id: id,
+                info: this.members[id]
+            };
+        }
+        else {
+            return null;
+        }
+    };
+    Members.prototype.each = function (callback) {
+        var _this = this;
+        objectApply(this.members, function (member, id) {
+            callback(_this.get(id));
+        });
+    };
+    Members.prototype.setMyID = function (id) {
+        this.myID = id;
+    };
+    Members.prototype.onSubscription = function (subscriptionData) {
+        this.members = subscriptionData.presence.hash;
+        this.count = subscriptionData.presence.count;
+        this.me = this.get(this.myID);
+    };
+    Members.prototype.addMember = function (memberData) {
+        if (this.get(memberData.user_id) === null) {
+            this.count++;
+        }
+        this.members[memberData.user_id] = memberData.user_info;
+        return this.get(memberData.user_id);
+    };
+    Members.prototype.removeMember = function (memberData) {
+        var member = this.get(memberData.user_id);
+        if (member) {
+            delete this.members[memberData.user_id];
+            this.count--;
+        }
+        return member;
+    };
+    Members.prototype.reset = function () {
+        this.members = {};
+        this.count = 0;
+        this.myID = null;
+        this.me = null;
+    };
+    return Members;
+}());
+/* harmony default export */ var members = (members_Members);
+
+// CONCATENATED MODULE: ./src/core/channels/presence_channel.ts
+var presence_channel_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+var presence_channel_PresenceChannel = (function (_super) {
+    presence_channel_extends(PresenceChannel, _super);
+    function PresenceChannel(name, pusher) {
+        var _this = _super.call(this, name, pusher) || this;
+        _this.members = new members();
+        return _this;
+    }
+    PresenceChannel.prototype.authorize = function (socketId, callback) {
+        var _this = this;
+        _super.prototype.authorize.call(this, socketId, function (error, authData) {
+            if (!error) {
+                if (authData.channel_data === undefined) {
+                    var suffix = url_store.buildLogSuffix("authenticationEndpoint");
+                    logger.warn("Invalid auth response for channel '" + _this.name + "'," +
+                        ("expected 'channel_data' field. " + suffix));
+                    callback("Invalid auth response");
+                    return;
+                }
+                var channelData = JSON.parse(authData.channel_data);
+                _this.members.setMyID(channelData.user_id);
+            }
+            callback(error, authData);
+        });
+    };
+    PresenceChannel.prototype.handleEvent = function (event) {
+        var eventName = event.event;
+        if (eventName.indexOf("pusher_internal:") === 0) {
+            this.handleInternalEvent(event);
+        }
+        else {
+            var data = event.data;
+            var metadata = {};
+            if (event.user_id) {
+                metadata.user_id = event.user_id;
+            }
+            this.emit(eventName, data, metadata);
+        }
+    };
+    PresenceChannel.prototype.handleInternalEvent = function (event) {
+        var eventName = event.event;
+        var data = event.data;
+        switch (eventName) {
+            case "pusher_internal:subscription_succeeded":
+                this.handleSubscriptionSucceededEvent(event);
+                break;
+            case "pusher_internal:member_added":
+                var addedMember = this.members.addMember(data);
+                this.emit('pusher:member_added', addedMember);
+                break;
+            case "pusher_internal:member_removed":
+                var removedMember = this.members.removeMember(data);
+                if (removedMember) {
+                    this.emit('pusher:member_removed', removedMember);
+                }
+                break;
+        }
+    };
+    PresenceChannel.prototype.handleSubscriptionSucceededEvent = function (event) {
+        this.subscriptionPending = false;
+        this.subscribed = true;
+        if (this.subscriptionCancelled) {
+            this.pusher.unsubscribe(this.name);
+        }
+        else {
+            this.members.onSubscription(event.data);
+            this.emit("pusher:subscription_succeeded", this.members);
+        }
+    };
+    PresenceChannel.prototype.disconnect = function () {
+        this.members.reset();
+        _super.prototype.disconnect.call(this);
+    };
+    return PresenceChannel;
+}(private_channel));
+/* harmony default export */ var presence_channel = (presence_channel_PresenceChannel);
+
+// EXTERNAL MODULE: ./node_modules/tweetnacl/nacl-fast.js
+var nacl_fast = __webpack_require__(0);
+
+// EXTERNAL MODULE: ./node_modules/tweetnacl-util/nacl-util.js
+var nacl_util = __webpack_require__(1);
+
+// CONCATENATED MODULE: ./src/core/channels/encrypted_channel.ts
+var encrypted_channel_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+
+var encrypted_channel_EncryptedChannel = (function (_super) {
+    encrypted_channel_extends(EncryptedChannel, _super);
+    function EncryptedChannel() {
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.key = null;
+        return _this;
+    }
+    EncryptedChannel.prototype.authorize = function (socketId, callback) {
+        var _this = this;
+        _super.prototype.authorize.call(this, socketId, function (error, authData) {
+            if (error) {
+                callback(true, authData);
+                return;
+            }
+            var sharedSecret = authData["shared_secret"];
+            if (!sharedSecret) {
+                var errorMsg = "No shared_secret key in auth payload for encrypted channel: " + _this.name;
+                callback(true, errorMsg);
+                logger.warn("Error: " + errorMsg);
+                return;
+            }
+            _this.key = Object(nacl_util["decodeBase64"])(sharedSecret);
+            delete authData["shared_secret"];
+            callback(false, authData);
+        });
+    };
+    EncryptedChannel.prototype.trigger = function (event, data) {
+        throw new UnsupportedFeature('Client events are not currently supported for encrypted channels');
+    };
+    EncryptedChannel.prototype.handleEvent = function (event) {
+        var eventName = event.event;
+        var data = event.data;
+        if (eventName.indexOf("pusher_internal:") === 0 || eventName.indexOf("pusher:") === 0) {
+            _super.prototype.handleEvent.call(this, event);
+            return;
+        }
+        this.handleEncryptedEvent(eventName, data);
+    };
+    EncryptedChannel.prototype.handleEncryptedEvent = function (event, data) {
+        var _this = this;
+        if (!this.key) {
+            logger.debug('Received encrypted event before key has been retrieved from the authEndpoint');
+            return;
+        }
+        if (!data.ciphertext || !data.nonce) {
+            logger.warn('Unexpected format for encrypted event, expected object with `ciphertext` and `nonce` fields, got: ' + data);
+            return;
+        }
+        var cipherText = Object(nacl_util["decodeBase64"])(data.ciphertext);
+        if (cipherText.length < nacl_fast["secretbox"].overheadLength) {
+            logger.warn("Expected encrypted event ciphertext length to be " + nacl_fast["secretbox"].overheadLength + ", got: " + cipherText.length);
+            return;
+        }
+        var nonce = Object(nacl_util["decodeBase64"])(data.nonce);
+        if (nonce.length < nacl_fast["secretbox"].nonceLength) {
+            logger.warn("Expected encrypted event nonce length to be " + nacl_fast["secretbox"].nonceLength + ", got: " + nonce.length);
+            return;
+        }
+        var bytes = nacl_fast["secretbox"].open(cipherText, nonce, this.key);
+        if (bytes === null) {
+            logger.debug('Failed to decrypt an event, probably because it was encrypted with a different key. Fetching a new key from the authEndpoint...');
+            this.authorize(this.pusher.connection.socket_id, function (error, authData) {
+                if (error) {
+                    logger.warn("Failed to make a request to the authEndpoint: " + authData + ". Unable to fetch new key, so dropping encrypted event");
+                    return;
+                }
+                bytes = nacl_fast["secretbox"].open(cipherText, nonce, _this.key);
+                if (bytes === null) {
+                    logger.warn("Failed to decrypt event with new key. Dropping encrypted event");
+                    return;
+                }
+                _this.emitJSON(event, Object(nacl_util["encodeUTF8"])(bytes));
+                return;
+            });
+            return;
+        }
+        this.emitJSON(event, Object(nacl_util["encodeUTF8"])(bytes));
+    };
+    EncryptedChannel.prototype.emitJSON = function (eventName, data) {
+        try {
+            this.emit(eventName, JSON.parse(data));
+        }
+        catch (e) {
+            this.emit(eventName, data);
+        }
+        return this;
+    };
+    return EncryptedChannel;
+}(private_channel));
+/* harmony default export */ var encrypted_channel = (encrypted_channel_EncryptedChannel);
+
+// CONCATENATED MODULE: ./src/core/connection/connection_manager.ts
+var connection_manager_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+
+
+
+var connection_manager_ConnectionManager = (function (_super) {
+    connection_manager_extends(ConnectionManager, _super);
+    function ConnectionManager(key, options) {
+        var _this = _super.call(this) || this;
+        _this.key = key;
+        _this.options = options || {};
+        _this.state = "initialized";
+        _this.connection = null;
+        _this.usingTLS = !!options.useTLS;
+        _this.timeline = _this.options.timeline;
+        _this.errorCallbacks = _this.buildErrorCallbacks();
+        _this.connectionCallbacks = _this.buildConnectionCallbacks(_this.errorCallbacks);
+        _this.handshakeCallbacks = _this.buildHandshakeCallbacks(_this.errorCallbacks);
+        var Network = runtime.getNetwork();
+        Network.bind("online", function () {
+            _this.timeline.info({ netinfo: "online" });
+            if (_this.state === "connecting" || _this.state === "unavailable") {
+                _this.retryIn(0);
+            }
+        });
+        Network.bind("offline", function () {
+            _this.timeline.info({ netinfo: "offline" });
+            if (_this.connection) {
+                _this.sendActivityCheck();
+            }
+        });
+        _this.updateStrategy();
+        return _this;
+    }
+    ConnectionManager.prototype.connect = function () {
+        if (this.connection || this.runner) {
+            return;
+        }
+        if (!this.strategy.isSupported()) {
+            this.updateState("failed");
+            return;
+        }
+        this.updateState("connecting");
+        this.startConnecting();
+        this.setUnavailableTimer();
+    };
+    ;
+    ConnectionManager.prototype.send = function (data) {
+        if (this.connection) {
+            return this.connection.send(data);
+        }
+        else {
+            return false;
+        }
+    };
+    ;
+    ConnectionManager.prototype.send_event = function (name, data, channel) {
+        if (this.connection) {
+            return this.connection.send_event(name, data, channel);
+        }
+        else {
+            return false;
+        }
+    };
+    ;
+    ConnectionManager.prototype.disconnect = function () {
+        this.disconnectInternally();
+        this.updateState("disconnected");
+    };
+    ;
+    ConnectionManager.prototype.isUsingTLS = function () {
+        return this.usingTLS;
+    };
+    ;
+    ConnectionManager.prototype.startConnecting = function () {
+        var _this = this;
+        var callback = function (error, handshake) {
+            if (error) {
+                _this.runner = _this.strategy.connect(0, callback);
+            }
+            else {
+                if (handshake.action === "error") {
+                    _this.emit("error", { type: "HandshakeError", error: handshake.error });
+                    _this.timeline.error({ handshakeError: handshake.error });
+                }
+                else {
+                    _this.abortConnecting();
+                    _this.handshakeCallbacks[handshake.action](handshake);
+                }
+            }
+        };
+        this.runner = this.strategy.connect(0, callback);
+    };
+    ;
+    ConnectionManager.prototype.abortConnecting = function () {
+        if (this.runner) {
+            this.runner.abort();
+            this.runner = null;
+        }
+    };
+    ;
+    ConnectionManager.prototype.disconnectInternally = function () {
+        this.abortConnecting();
+        this.clearRetryTimer();
+        this.clearUnavailableTimer();
+        if (this.connection) {
+            var connection = this.abandonConnection();
+            connection.close();
+        }
+    };
+    ;
+    ConnectionManager.prototype.updateStrategy = function () {
+        this.strategy = this.options.getStrategy({
+            key: this.key,
+            timeline: this.timeline,
+            useTLS: this.usingTLS
+        });
+    };
+    ;
+    ConnectionManager.prototype.retryIn = function (delay) {
+        var _this = this;
+        this.timeline.info({ action: "retry", delay: delay });
+        if (delay > 0) {
+            this.emit("connecting_in", Math.round(delay / 1000));
+        }
+        this.retryTimer = new OneOffTimer(delay || 0, function () {
+            _this.disconnectInternally();
+            _this.connect();
+        });
+    };
+    ;
+    ConnectionManager.prototype.clearRetryTimer = function () {
+        if (this.retryTimer) {
+            this.retryTimer.ensureAborted();
+            this.retryTimer = null;
+        }
+    };
+    ;
+    ConnectionManager.prototype.setUnavailableTimer = function () {
+        var _this = this;
+        this.unavailableTimer = new OneOffTimer(this.options.unavailableTimeout, function () {
+            _this.updateState("unavailable");
+        });
+    };
+    ;
+    ConnectionManager.prototype.clearUnavailableTimer = function () {
+        if (this.unavailableTimer) {
+            this.unavailableTimer.ensureAborted();
+        }
+    };
+    ;
+    ConnectionManager.prototype.sendActivityCheck = function () {
+        var _this = this;
+        this.stopActivityCheck();
+        this.connection.ping();
+        this.activityTimer = new OneOffTimer(this.options.pongTimeout, function () {
+            _this.timeline.error({ pong_timed_out: _this.options.pongTimeout });
+            _this.retryIn(0);
+        });
+    };
+    ;
+    ConnectionManager.prototype.resetActivityCheck = function () {
+        var _this = this;
+        this.stopActivityCheck();
+        if (this.connection && !this.connection.handlesActivityChecks()) {
+            this.activityTimer = new OneOffTimer(this.activityTimeout, function () {
+                _this.sendActivityCheck();
+            });
+        }
+    };
+    ;
+    ConnectionManager.prototype.stopActivityCheck = function () {
+        if (this.activityTimer) {
+            this.activityTimer.ensureAborted();
+        }
+    };
+    ;
+    ConnectionManager.prototype.buildConnectionCallbacks = function (errorCallbacks) {
+        var _this = this;
+        return extend({}, errorCallbacks, {
+            message: function (message) {
+                _this.resetActivityCheck();
+                _this.emit('message', message);
+            },
+            ping: function () {
+                _this.send_event('pusher:pong', {});
+            },
+            activity: function () {
+                _this.resetActivityCheck();
+            },
+            error: function (error) {
+                _this.emit("error", { type: "WebSocketError", error: error });
+            },
+            closed: function () {
+                _this.abandonConnection();
+                if (_this.shouldRetry()) {
+                    _this.retryIn(1000);
+                }
+            }
+        });
+    };
+    ;
+    ConnectionManager.prototype.buildHandshakeCallbacks = function (errorCallbacks) {
+        var _this = this;
+        return extend({}, errorCallbacks, {
+            connected: function (handshake) {
+                _this.activityTimeout = Math.min(_this.options.activityTimeout, handshake.activityTimeout, handshake.connection.activityTimeout || Infinity);
+                _this.clearUnavailableTimer();
+                _this.setConnection(handshake.connection);
+                _this.socket_id = _this.connection.id;
+                _this.updateState("connected", { socket_id: _this.socket_id });
+            }
+        });
+    };
+    ;
+    ConnectionManager.prototype.buildErrorCallbacks = function () {
+        var _this = this;
+        var withErrorEmitted = function (callback) {
+            return function (result) {
+                if (result.error) {
+                    _this.emit("error", { type: "WebSocketError", error: result.error });
+                }
+                callback(result);
+            };
+        };
+        return {
+            tls_only: withErrorEmitted(function () {
+                _this.usingTLS = true;
+                _this.updateStrategy();
+                _this.retryIn(0);
+            }),
+            refused: withErrorEmitted(function () {
+                _this.disconnect();
+            }),
+            backoff: withErrorEmitted(function () {
+                _this.retryIn(1000);
+            }),
+            retry: withErrorEmitted(function () {
+                _this.retryIn(0);
+            })
+        };
+    };
+    ;
+    ConnectionManager.prototype.setConnection = function (connection) {
+        this.connection = connection;
+        for (var event in this.connectionCallbacks) {
+            this.connection.bind(event, this.connectionCallbacks[event]);
+        }
+        this.resetActivityCheck();
+    };
+    ;
+    ConnectionManager.prototype.abandonConnection = function () {
+        if (!this.connection) {
+            return;
+        }
+        this.stopActivityCheck();
+        for (var event in this.connectionCallbacks) {
+            this.connection.unbind(event, this.connectionCallbacks[event]);
+        }
+        var connection = this.connection;
+        this.connection = null;
+        return connection;
+    };
+    ConnectionManager.prototype.updateState = function (newState, data) {
+        var previousState = this.state;
+        this.state = newState;
+        if (previousState !== newState) {
+            var newStateDescription = newState;
+            if (newStateDescription === "connected") {
+                newStateDescription += " with new socket ID " + data.socket_id;
+            }
+            logger.debug('State changed', previousState + ' -> ' + newStateDescription);
+            this.timeline.info({ state: newState, params: data });
+            this.emit('state_change', { previous: previousState, current: newState });
+            this.emit(newState, data);
+        }
+    };
+    ConnectionManager.prototype.shouldRetry = function () {
+        return this.state === "connecting" || this.state === "connected";
+    };
+    return ConnectionManager;
+}(dispatcher));
+/* harmony default export */ var connection_manager = (connection_manager_ConnectionManager);
+
+// CONCATENATED MODULE: ./src/core/channels/channels.ts
+
+
+
+var channels_Channels = (function () {
+    function Channels() {
+        this.channels = {};
+    }
+    Channels.prototype.add = function (name, pusher) {
+        if (!this.channels[name]) {
+            this.channels[name] = createChannel(name, pusher);
+        }
+        return this.channels[name];
+    };
+    Channels.prototype.all = function () {
+        return values(this.channels);
+    };
+    Channels.prototype.find = function (name) {
+        return this.channels[name];
+    };
+    Channels.prototype.remove = function (name) {
+        var channel = this.channels[name];
+        delete this.channels[name];
+        return channel;
+    };
+    Channels.prototype.disconnect = function () {
+        objectApply(this.channels, function (channel) {
+            channel.disconnect();
+        });
+    };
+    return Channels;
+}());
+/* harmony default export */ var channels = (channels_Channels);
+function createChannel(name, pusher) {
+    if (name.indexOf('private-encrypted-') === 0) {
+        if (false) { var errorMsg; }
+        return factory.createEncryptedChannel(name, pusher);
+    }
+    else if (name.indexOf('private-') === 0) {
+        return factory.createPrivateChannel(name, pusher);
+    }
+    else if (name.indexOf('presence-') === 0) {
+        return factory.createPresenceChannel(name, pusher);
+    }
+    else {
+        return factory.createChannel(name, pusher);
+    }
+}
+
+// CONCATENATED MODULE: ./src/core/utils/factory.ts
+
+
+
+
+
+
+
+
+
+
+var Factory = {
+    createChannels: function () {
+        return new channels();
+    },
+    createConnectionManager: function (key, options) {
+        return new connection_manager(key, options);
+    },
+    createChannel: function (name, pusher) {
+        return new channels_channel(name, pusher);
+    },
+    createPrivateChannel: function (name, pusher) {
+        return new private_channel(name, pusher);
+    },
+    createPresenceChannel: function (name, pusher) {
+        return new presence_channel(name, pusher);
+    },
+    createEncryptedChannel: function (name, pusher) {
+        return new encrypted_channel(name, pusher);
+    },
+    createTimelineSender: function (timeline, options) {
+        return new timeline_sender(timeline, options);
+    },
+    createAuthorizer: function (channel, options) {
+        if (options.authorizer) {
+            return options.authorizer(channel, options);
+        }
+        return new pusher_authorizer(channel, options);
+    },
+    createHandshake: function (transport, callback) {
+        return new connection_handshake(transport, callback);
+    },
+    createAssistantToTheTransportManager: function (manager, transport, options) {
+        return new assistant_to_the_transport_manager(manager, transport, options);
+    }
+};
+/* harmony default export */ var factory = (Factory);
+
+// CONCATENATED MODULE: ./src/core/transports/transport_manager.ts
+
+var transport_manager_TransportManager = (function () {
+    function TransportManager(options) {
+        this.options = options || {};
+        this.livesLeft = this.options.lives || Infinity;
+    }
+    TransportManager.prototype.getAssistant = function (transport) {
+        return factory.createAssistantToTheTransportManager(this, transport, {
+            minPingDelay: this.options.minPingDelay,
+            maxPingDelay: this.options.maxPingDelay
+        });
+    };
+    TransportManager.prototype.isAlive = function () {
+        return this.livesLeft > 0;
+    };
+    TransportManager.prototype.reportDeath = function () {
+        this.livesLeft -= 1;
+    };
+    return TransportManager;
+}());
+/* harmony default export */ var transport_manager = (transport_manager_TransportManager);
+
+// CONCATENATED MODULE: ./src/core/strategies/sequential_strategy.ts
+
+
+
+var sequential_strategy_SequentialStrategy = (function () {
+    function SequentialStrategy(strategies, options) {
+        this.strategies = strategies;
+        this.loop = Boolean(options.loop);
+        this.failFast = Boolean(options.failFast);
+        this.timeout = options.timeout;
+        this.timeoutLimit = options.timeoutLimit;
+    }
+    SequentialStrategy.prototype.isSupported = function () {
+        return any(this.strategies, util.method("isSupported"));
+    };
+    SequentialStrategy.prototype.connect = function (minPriority, callback) {
+        var _this = this;
+        var strategies = this.strategies;
+        var current = 0;
+        var timeout = this.timeout;
+        var runner = null;
+        var tryNextStrategy = function (error, handshake) {
+            if (handshake) {
+                callback(null, handshake);
+            }
+            else {
+                current = current + 1;
+                if (_this.loop) {
+                    current = current % strategies.length;
+                }
+                if (current < strategies.length) {
+                    if (timeout) {
+                        timeout = timeout * 2;
+                        if (_this.timeoutLimit) {
+                            timeout = Math.min(timeout, _this.timeoutLimit);
+                        }
+                    }
+                    runner = _this.tryStrategy(strategies[current], minPriority, { timeout: timeout, failFast: _this.failFast }, tryNextStrategy);
+                }
+                else {
+                    callback(true);
+                }
+            }
+        };
+        runner = this.tryStrategy(strategies[current], minPriority, { timeout: timeout, failFast: this.failFast }, tryNextStrategy);
+        return {
+            abort: function () {
+                runner.abort();
+            },
+            forceMinPriority: function (p) {
+                minPriority = p;
+                if (runner) {
+                    runner.forceMinPriority(p);
+                }
+            }
+        };
+    };
+    SequentialStrategy.prototype.tryStrategy = function (strategy, minPriority, options, callback) {
+        var timer = null;
+        var runner = null;
+        if (options.timeout > 0) {
+            timer = new OneOffTimer(options.timeout, function () {
+                runner.abort();
+                callback(true);
+            });
+        }
+        runner = strategy.connect(minPriority, function (error, handshake) {
+            if (error && timer && timer.isRunning() && !options.failFast) {
+                return;
+            }
+            if (timer) {
+                timer.ensureAborted();
+            }
+            callback(error, handshake);
+        });
+        return {
+            abort: function () {
+                if (timer) {
+                    timer.ensureAborted();
+                }
+                runner.abort();
+            },
+            forceMinPriority: function (p) {
+                runner.forceMinPriority(p);
+            }
+        };
+    };
+    return SequentialStrategy;
+}());
+/* harmony default export */ var sequential_strategy = (sequential_strategy_SequentialStrategy);
+
+// CONCATENATED MODULE: ./src/core/strategies/best_connected_ever_strategy.ts
+
+
+var best_connected_ever_strategy_BestConnectedEverStrategy = (function () {
+    function BestConnectedEverStrategy(strategies) {
+        this.strategies = strategies;
+    }
+    BestConnectedEverStrategy.prototype.isSupported = function () {
+        return any(this.strategies, util.method("isSupported"));
+    };
+    BestConnectedEverStrategy.prototype.connect = function (minPriority, callback) {
+        return connect(this.strategies, minPriority, function (i, runners) {
+            return function (error, handshake) {
+                runners[i].error = error;
+                if (error) {
+                    if (allRunnersFailed(runners)) {
+                        callback(true);
+                    }
+                    return;
+                }
+                apply(runners, function (runner) {
+                    runner.forceMinPriority(handshake.transport.priority);
+                });
+                callback(null, handshake);
+            };
+        });
+    };
+    return BestConnectedEverStrategy;
+}());
+/* harmony default export */ var best_connected_ever_strategy = (best_connected_ever_strategy_BestConnectedEverStrategy);
+function connect(strategies, minPriority, callbackBuilder) {
+    var runners = map(strategies, function (strategy, i, _, rs) {
+        return strategy.connect(minPriority, callbackBuilder(i, rs));
+    });
+    return {
+        abort: function () {
+            apply(runners, abortRunner);
+        },
+        forceMinPriority: function (p) {
+            apply(runners, function (runner) {
+                runner.forceMinPriority(p);
+            });
+        }
+    };
+}
+function allRunnersFailed(runners) {
+    return collections_all(runners, function (runner) {
+        return Boolean(runner.error);
+    });
+}
+function abortRunner(runner) {
+    if (!runner.error && !runner.aborted) {
+        runner.abort();
+        runner.aborted = true;
+    }
+}
+
+// CONCATENATED MODULE: ./src/core/strategies/cached_strategy.ts
+
+
+
+
+var cached_strategy_CachedStrategy = (function () {
+    function CachedStrategy(strategy, transports, options) {
+        this.strategy = strategy;
+        this.transports = transports;
+        this.ttl = options.ttl || 1800 * 1000;
+        this.usingTLS = options.useTLS;
+        this.timeline = options.timeline;
+    }
+    CachedStrategy.prototype.isSupported = function () {
+        return this.strategy.isSupported();
+    };
+    CachedStrategy.prototype.connect = function (minPriority, callback) {
+        var usingTLS = this.usingTLS;
+        var info = fetchTransportCache(usingTLS);
+        var strategies = [this.strategy];
+        if (info && info.timestamp + this.ttl >= util.now()) {
+            var transport = this.transports[info.transport];
+            if (transport) {
+                this.timeline.info({
+                    cached: true,
+                    transport: info.transport,
+                    latency: info.latency
+                });
+                strategies.push(new sequential_strategy([transport], {
+                    timeout: info.latency * 2 + 1000,
+                    failFast: true
+                }));
+            }
+        }
+        var startTimestamp = util.now();
+        var runner = strategies.pop().connect(minPriority, function cb(error, handshake) {
+            if (error) {
+                flushTransportCache(usingTLS);
+                if (strategies.length > 0) {
+                    startTimestamp = util.now();
+                    runner = strategies.pop().connect(minPriority, cb);
+                }
+                else {
+                    callback(error);
+                }
+            }
+            else {
+                storeTransportCache(usingTLS, handshake.transport.name, util.now() - startTimestamp);
+                callback(null, handshake);
+            }
+        });
+        return {
+            abort: function () {
+                runner.abort();
+            },
+            forceMinPriority: function (p) {
+                minPriority = p;
+                if (runner) {
+                    runner.forceMinPriority(p);
+                }
+            }
+        };
+    };
+    return CachedStrategy;
+}());
+/* harmony default export */ var cached_strategy = (cached_strategy_CachedStrategy);
+function getTransportCacheKey(usingTLS) {
+    return "pusherTransport" + (usingTLS ? "TLS" : "NonTLS");
+}
+function fetchTransportCache(usingTLS) {
+    var storage = runtime.getLocalStorage();
+    if (storage) {
+        try {
+            var serializedCache = storage[getTransportCacheKey(usingTLS)];
+            if (serializedCache) {
+                return JSON.parse(serializedCache);
+            }
+        }
+        catch (e) {
+            flushTransportCache(usingTLS);
+        }
+    }
+    return null;
+}
+function storeTransportCache(usingTLS, transport, latency) {
+    var storage = runtime.getLocalStorage();
+    if (storage) {
+        try {
+            storage[getTransportCacheKey(usingTLS)] = safeJSONStringify({
+                timestamp: util.now(),
+                transport: transport,
+                latency: latency
+            });
+        }
+        catch (e) {
+        }
+    }
+}
+function flushTransportCache(usingTLS) {
+    var storage = runtime.getLocalStorage();
+    if (storage) {
+        try {
+            delete storage[getTransportCacheKey(usingTLS)];
+        }
+        catch (e) {
+        }
+    }
+}
+
+// CONCATENATED MODULE: ./src/core/strategies/delayed_strategy.ts
+
+var delayed_strategy_DelayedStrategy = (function () {
+    function DelayedStrategy(strategy, _a) {
+        var number = _a.delay;
+        this.strategy = strategy;
+        this.options = { delay: number };
+    }
+    DelayedStrategy.prototype.isSupported = function () {
+        return this.strategy.isSupported();
+    };
+    DelayedStrategy.prototype.connect = function (minPriority, callback) {
+        var strategy = this.strategy;
+        var runner;
+        var timer = new OneOffTimer(this.options.delay, function () {
+            runner = strategy.connect(minPriority, callback);
+        });
+        return {
+            abort: function () {
+                timer.ensureAborted();
+                if (runner) {
+                    runner.abort();
+                }
+            },
+            forceMinPriority: function (p) {
+                minPriority = p;
+                if (runner) {
+                    runner.forceMinPriority(p);
+                }
+            }
+        };
+    };
+    return DelayedStrategy;
+}());
+/* harmony default export */ var delayed_strategy = (delayed_strategy_DelayedStrategy);
+
+// CONCATENATED MODULE: ./src/core/strategies/if_strategy.ts
+var IfStrategy = (function () {
+    function IfStrategy(test, trueBranch, falseBranch) {
+        this.test = test;
+        this.trueBranch = trueBranch;
+        this.falseBranch = falseBranch;
+    }
+    IfStrategy.prototype.isSupported = function () {
+        var branch = this.test() ? this.trueBranch : this.falseBranch;
+        return branch.isSupported();
+    };
+    IfStrategy.prototype.connect = function (minPriority, callback) {
+        var branch = this.test() ? this.trueBranch : this.falseBranch;
+        return branch.connect(minPriority, callback);
+    };
+    return IfStrategy;
+}());
+/* harmony default export */ var if_strategy = (IfStrategy);
+
+// CONCATENATED MODULE: ./src/core/strategies/first_connected_strategy.ts
+var FirstConnectedStrategy = (function () {
+    function FirstConnectedStrategy(strategy) {
+        this.strategy = strategy;
+    }
+    FirstConnectedStrategy.prototype.isSupported = function () {
+        return this.strategy.isSupported();
+    };
+    FirstConnectedStrategy.prototype.connect = function (minPriority, callback) {
+        var runner = this.strategy.connect(minPriority, function (error, handshake) {
+            if (handshake) {
+                runner.abort();
+            }
+            callback(error, handshake);
+        });
+        return runner;
+    };
+    return FirstConnectedStrategy;
+}());
+/* harmony default export */ var first_connected_strategy = (FirstConnectedStrategy);
+
+// CONCATENATED MODULE: ./src/runtimes/web/default_strategy.ts
+
+
+
+
+
+
+
+
+function testSupportsStrategy(strategy) {
+    return function () {
+        return strategy.isSupported();
+    };
+}
+var getDefaultStrategy = function (config, defineTransport) {
+    var definedTransports = {};
+    function defineTransportStrategy(name, type, priority, options, manager) {
+        var transport = defineTransport(config, name, type, priority, options, manager);
+        definedTransports[name] = transport;
+        return transport;
+    }
+    var ws_options = {
+        hostNonTLS: config.wsHost + ":" + config.wsPort,
+        hostTLS: config.wsHost + ":" + config.wssPort,
+        httpPath: config.wsPath
+    };
+    var wss_options = extend({}, ws_options, {
+        useTLS: true
+    });
+    var sockjs_options = {
+        hostNonTLS: config.httpHost + ":" + config.httpPort,
+        hostTLS: config.httpHost + ":" + config.httpsPort,
+        httpPath: config.httpPath
+    };
+    var timeouts = {
+        loop: true,
+        timeout: 15000,
+        timeoutLimit: 60000
+    };
+    var ws_manager = new transport_manager({
+        lives: 2,
+        minPingDelay: 10000,
+        maxPingDelay: config.activity_timeout
+    });
+    var streaming_manager = new transport_manager({
+        lives: 2,
+        minPingDelay: 10000,
+        maxPingDelay: config.activity_timeout
+    });
+    var ws_transport = defineTransportStrategy("ws", "ws", 3, ws_options, ws_manager);
+    var wss_transport = defineTransportStrategy("wss", "ws", 3, wss_options, ws_manager);
+    var sockjs_transport = defineTransportStrategy("sockjs", "sockjs", 1, sockjs_options);
+    var xhr_streaming_transport = defineTransportStrategy("xhr_streaming", "xhr_streaming", 1, sockjs_options, streaming_manager);
+    var xdr_streaming_transport = defineTransportStrategy("xdr_streaming", "xdr_streaming", 1, sockjs_options, streaming_manager);
+    var xhr_polling_transport = defineTransportStrategy("xhr_polling", "xhr_polling", 1, sockjs_options);
+    var xdr_polling_transport = defineTransportStrategy("xdr_polling", "xdr_polling", 1, sockjs_options);
+    var ws_loop = new sequential_strategy([ws_transport], timeouts);
+    var wss_loop = new sequential_strategy([wss_transport], timeouts);
+    var sockjs_loop = new sequential_strategy([sockjs_transport], timeouts);
+    var streaming_loop = new sequential_strategy([new if_strategy(testSupportsStrategy(xhr_streaming_transport), xhr_streaming_transport, xdr_streaming_transport)], timeouts);
+    var polling_loop = new sequential_strategy([new if_strategy(testSupportsStrategy(xhr_polling_transport), xhr_polling_transport, xdr_polling_transport)], timeouts);
+    var http_loop = new sequential_strategy([new if_strategy(testSupportsStrategy(streaming_loop), new best_connected_ever_strategy([streaming_loop, new delayed_strategy(polling_loop, { delay: 4000 })]), polling_loop)], timeouts);
+    var http_fallback_loop = new if_strategy(testSupportsStrategy(http_loop), http_loop, sockjs_loop);
+    var wsStrategy;
+    if (config.useTLS) {
+        wsStrategy = new best_connected_ever_strategy([ws_loop, new delayed_strategy(http_fallback_loop, { delay: 2000 })]);
+    }
+    else {
+        wsStrategy = new best_connected_ever_strategy([
+            ws_loop,
+            new delayed_strategy(wss_loop, { delay: 2000 }),
+            new delayed_strategy(http_fallback_loop, { delay: 5000 })
+        ]);
+    }
+    return new cached_strategy(new first_connected_strategy(new if_strategy(testSupportsStrategy(ws_transport), wsStrategy, http_fallback_loop)), definedTransports, {
+        ttl: 1800000,
+        timeline: config.timeline,
+        useTLS: config.useTLS
+    });
+};
+/* harmony default export */ var default_strategy = (getDefaultStrategy);
+
+// CONCATENATED MODULE: ./src/runtimes/web/transports/transport_connection_initializer.ts
+
+/* harmony default export */ var transport_connection_initializer = (function () {
+    var self = this;
+    self.timeline.info(self.buildTimelineMessage({
+        transport: self.name + (self.options.useTLS ? "s" : "")
+    }));
+    if (self.hooks.isInitialized()) {
+        self.changeState("initialized");
+    }
+    else if (self.hooks.file) {
+        self.changeState("initializing");
+        Dependencies.load(self.hooks.file, { useTLS: self.options.useTLS }, function (error, callback) {
+            if (self.hooks.isInitialized()) {
+                self.changeState("initialized");
+                callback(true);
+            }
+            else {
+                if (error) {
+                    self.onError(error);
+                }
+                self.onClose();
+                callback(false);
+            }
+        });
+    }
+    else {
+        self.onClose();
+    }
+});
+
+// CONCATENATED MODULE: ./src/runtimes/web/http/http_xdomain_request.ts
+
+var http_xdomain_request_hooks = {
+    getRequest: function (socket) {
+        var xdr = new window.XDomainRequest();
+        xdr.ontimeout = function () {
+            socket.emit("error", new RequestTimedOut());
+            socket.close();
+        };
+        xdr.onerror = function (e) {
+            socket.emit("error", e);
+            socket.close();
+        };
+        xdr.onprogress = function () {
+            if (xdr.responseText && xdr.responseText.length > 0) {
+                socket.onChunk(200, xdr.responseText);
+            }
+        };
+        xdr.onload = function () {
+            if (xdr.responseText && xdr.responseText.length > 0) {
+                socket.onChunk(200, xdr.responseText);
+            }
+            socket.emit("finished", 200);
+            socket.close();
+        };
+        return xdr;
+    },
+    abortRequest: function (xdr) {
+        xdr.ontimeout = xdr.onerror = xdr.onprogress = xdr.onload = null;
+        xdr.abort();
+    }
+};
+/* harmony default export */ var http_xdomain_request = (http_xdomain_request_hooks);
+
+// CONCATENATED MODULE: ./src/core/http/http_request.ts
+var http_request_extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+
+
+var MAX_BUFFER_LENGTH = 256 * 1024;
+var http_request_HTTPRequest = (function (_super) {
+    http_request_extends(HTTPRequest, _super);
+    function HTTPRequest(hooks, method, url) {
+        var _this = _super.call(this) || this;
+        _this.hooks = hooks;
+        _this.method = method;
+        _this.url = url;
+        return _this;
+    }
+    HTTPRequest.prototype.start = function (payload) {
+        var _this = this;
+        this.position = 0;
+        this.xhr = this.hooks.getRequest(this);
+        this.unloader = function () {
+            _this.close();
+        };
+        runtime.addUnloadListener(this.unloader);
+        this.xhr.open(this.method, this.url, true);
+        if (this.xhr.setRequestHeader) {
+            this.xhr.setRequestHeader("Content-Type", "application/json");
+        }
+        this.xhr.send(payload);
+    };
+    HTTPRequest.prototype.close = function () {
+        if (this.unloader) {
+            runtime.removeUnloadListener(this.unloader);
+            this.unloader = null;
+        }
+        if (this.xhr) {
+            this.hooks.abortRequest(this.xhr);
+            this.xhr = null;
+        }
+    };
+    HTTPRequest.prototype.onChunk = function (status, data) {
+        while (true) {
+            var chunk = this.advanceBuffer(data);
+            if (chunk) {
+                this.emit("chunk", { status: status, data: chunk });
+            }
+            else {
+                break;
+            }
+        }
+        if (this.isBufferTooLong(data)) {
+            this.emit("buffer_too_long");
+        }
+    };
+    HTTPRequest.prototype.advanceBuffer = function (buffer) {
+        var unreadData = buffer.slice(this.position);
+        var endOfLinePosition = unreadData.indexOf("\n");
+        if (endOfLinePosition !== -1) {
+            this.position += endOfLinePosition + 1;
+            return unreadData.slice(0, endOfLinePosition);
+        }
+        else {
+            return null;
+        }
+    };
+    HTTPRequest.prototype.isBufferTooLong = function (buffer) {
+        return this.position === buffer.length && buffer.length > MAX_BUFFER_LENGTH;
+    };
+    return HTTPRequest;
+}(dispatcher));
+/* harmony default export */ var http_request = (http_request_HTTPRequest);
+
+// CONCATENATED MODULE: ./src/core/http/state.ts
+var State;
+(function (State) {
+    State[State["CONNECTING"] = 0] = "CONNECTING";
+    State[State["OPEN"] = 1] = "OPEN";
+    State[State["CLOSED"] = 3] = "CLOSED";
+})(State || (State = {}));
+/* harmony default export */ var state = (State);
+
+// CONCATENATED MODULE: ./src/core/http/http_socket.ts
+
+
+
+var autoIncrement = 1;
+var http_socket_HTTPSocket = (function () {
+    function HTTPSocket(hooks, url) {
+        this.hooks = hooks;
+        this.session = randomNumber(1000) + "/" + randomString(8);
+        this.location = getLocation(url);
+        this.readyState = state.CONNECTING;
+        this.openStream();
+    }
+    HTTPSocket.prototype.send = function (payload) {
+        return this.sendRaw(JSON.stringify([payload]));
+    };
+    HTTPSocket.prototype.ping = function () {
+        this.hooks.sendHeartbeat(this);
+    };
+    HTTPSocket.prototype.close = function (code, reason) {
+        this.onClose(code, reason, true);
+    };
+    HTTPSocket.prototype.sendRaw = function (payload) {
+        if (this.readyState === state.OPEN) {
+            try {
+                runtime.createSocketRequest("POST", getUniqueURL(getSendURL(this.location, this.session))).start(payload);
+                return true;
+            }
+            catch (e) {
+                return false;
+            }
+        }
+        else {
+            return false;
+        }
+    };
+    HTTPSocket.prototype.reconnect = function () {
+        this.closeStream();
+        this.openStream();
+    };
+    ;
+    HTTPSocket.prototype.onClose = function (code, reason, wasClean) {
+        this.closeStream();
+        this.readyState = state.CLOSED;
+        if (this.onclose) {
+            this.onclose({
+                code: code,
+                reason: reason,
+                wasClean: wasClean
+            });
+        }
+    };
+    HTTPSocket.prototype.onChunk = function (chunk) {
+        if (chunk.status !== 200) {
+            return;
+        }
+        if (this.readyState === state.OPEN) {
+            this.onActivity();
+        }
+        var payload;
+        var type = chunk.data.slice(0, 1);
+        switch (type) {
+            case 'o':
+                payload = JSON.parse(chunk.data.slice(1) || '{}');
+                this.onOpen(payload);
+                break;
+            case 'a':
+                payload = JSON.parse(chunk.data.slice(1) || '[]');
+                for (var i = 0; i < payload.length; i++) {
+                    this.onEvent(payload[i]);
+                }
+                break;
+            case 'm':
+                payload = JSON.parse(chunk.data.slice(1) || 'null');
+                this.onEvent(payload);
+                break;
+            case 'h':
+                this.hooks.onHeartbeat(this);
+                break;
+            case 'c':
+                payload = JSON.parse(chunk.data.slice(1) || '[]');
+                this.onClose(payload[0], payload[1], true);
+                break;
+        }
+    };
+    HTTPSocket.prototype.onOpen = function (options) {
+        if (this.readyState === state.CONNECTING) {
+            if (options && options.hostname) {
+                this.location.base = replaceHost(this.location.base, options.hostname);
+            }
+            this.readyState = state.OPEN;
+            if (this.onopen) {
+                this.onopen();
+            }
+        }
+        else {
+            this.onClose(1006, "Server lost session", true);
+        }
+    };
+    HTTPSocket.prototype.onEvent = function (event) {
+        if (this.readyState === state.OPEN && this.onmessage) {
+            this.onmessage({ data: event });
+        }
+    };
+    HTTPSocket.prototype.onActivity = function () {
+        if (this.onactivity) {
+            this.onactivity();
+        }
+    };
+    HTTPSocket.prototype.onError = function (error) {
+        if (this.onerror) {
+            this.onerror(error);
+        }
+    };
+    HTTPSocket.prototype.openStream = function () {
+        var _this = this;
+        this.stream = runtime.createSocketRequest("POST", getUniqueURL(this.hooks.getReceiveURL(this.location, this.session)));
+        this.stream.bind("chunk", function (chunk) {
+            _this.onChunk(chunk);
+        });
+        this.stream.bind("finished", function (status) {
+            _this.hooks.onFinished(_this, status);
+        });
+        this.stream.bind("buffer_too_long", function () {
+            _this.reconnect();
+        });
+        try {
+            this.stream.start();
+        }
+        catch (error) {
+            util.defer(function () {
+                _this.onError(error);
+                _this.onClose(1006, "Could not start streaming", false);
+            });
+        }
+    };
+    HTTPSocket.prototype.closeStream = function () {
+        if (this.stream) {
+            this.stream.unbind_all();
+            this.stream.close();
+            this.stream = null;
+        }
+    };
+    return HTTPSocket;
+}());
+function getLocation(url) {
+    var parts = /([^\?]*)\/*(\??.*)/.exec(url);
+    return {
+        base: parts[1],
+        queryString: parts[2]
+    };
+}
+function getSendURL(url, session) {
+    return url.base + "/" + session + "/xhr_send";
+}
+function getUniqueURL(url) {
+    var separator = (url.indexOf('?') === -1) ? "?" : "&";
+    return url + separator + "t=" + (+new Date()) + "&n=" + autoIncrement++;
+}
+function replaceHost(url, hostname) {
+    var urlParts = /(https?:\/\/)([^\/:]+)((\/|:)?.*)/.exec(url);
+    return urlParts[1] + hostname + urlParts[3];
+}
+function randomNumber(max) {
+    return Math.floor(Math.random() * max);
+}
+function randomString(length) {
+    var result = [];
+    for (var i = 0; i < length; i++) {
+        result.push(randomNumber(32).toString(32));
+    }
+    return result.join('');
+}
+/* harmony default export */ var http_socket = (http_socket_HTTPSocket);
+
+// CONCATENATED MODULE: ./src/core/http/http_streaming_socket.ts
+var http_streaming_socket_hooks = {
+    getReceiveURL: function (url, session) {
+        return url.base + "/" + session + "/xhr_streaming" + url.queryString;
+    },
+    onHeartbeat: function (socket) {
+        socket.sendRaw("[]");
+    },
+    sendHeartbeat: function (socket) {
+        socket.sendRaw("[]");
+    },
+    onFinished: function (socket, status) {
+        socket.onClose(1006, "Connection interrupted (" + status + ")", false);
+    }
+};
+/* harmony default export */ var http_streaming_socket = (http_streaming_socket_hooks);
+
+// CONCATENATED MODULE: ./src/core/http/http_polling_socket.ts
+var http_polling_socket_hooks = {
+    getReceiveURL: function (url, session) {
+        return url.base + "/" + session + "/xhr" + url.queryString;
+    },
+    onHeartbeat: function () {
+    },
+    sendHeartbeat: function (socket) {
+        socket.sendRaw("[]");
+    },
+    onFinished: function (socket, status) {
+        if (status === 200) {
+            socket.reconnect();
+        }
+        else {
+            socket.onClose(1006, "Connection interrupted (" + status + ")", false);
+        }
+    }
+};
+/* harmony default export */ var http_polling_socket = (http_polling_socket_hooks);
+
+// CONCATENATED MODULE: ./src/runtimes/isomorphic/http/http_xhr_request.ts
+
+var http_xhr_request_hooks = {
+    getRequest: function (socket) {
+        var Constructor = runtime.getXHRAPI();
+        var xhr = new Constructor();
+        xhr.onreadystatechange = xhr.onprogress = function () {
+            switch (xhr.readyState) {
+                case 3:
+                    if (xhr.responseText && xhr.responseText.length > 0) {
+                        socket.onChunk(xhr.status, xhr.responseText);
+                    }
+                    break;
+                case 4:
+                    if (xhr.responseText && xhr.responseText.length > 0) {
+                        socket.onChunk(xhr.status, xhr.responseText);
+                    }
+                    socket.emit("finished", xhr.status);
+                    socket.close();
+                    break;
+            }
+        };
+        return xhr;
+    },
+    abortRequest: function (xhr) {
+        xhr.onreadystatechange = null;
+        xhr.abort();
+    }
+};
+/* harmony default export */ var http_xhr_request = (http_xhr_request_hooks);
+
+// CONCATENATED MODULE: ./src/runtimes/isomorphic/http/http.ts
+
+
+
+
+
+var HTTP = {
+    createStreamingSocket: function (url) {
+        return this.createSocket(http_streaming_socket, url);
+    },
+    createPollingSocket: function (url) {
+        return this.createSocket(http_polling_socket, url);
+    },
+    createSocket: function (hooks, url) {
+        return new http_socket(hooks, url);
+    },
+    createXHR: function (method, url) {
+        return this.createRequest(http_xhr_request, method, url);
+    },
+    createRequest: function (hooks, method, url) {
+        return new http_request(hooks, method, url);
+    }
+};
+/* harmony default export */ var http_http = (HTTP);
+
+// CONCATENATED MODULE: ./src/runtimes/web/http/http.ts
+
+
+http_http.createXDR = function (method, url) {
+    return this.createRequest(http_xdomain_request, method, url);
+};
+/* harmony default export */ var web_http_http = (http_http);
+
+// CONCATENATED MODULE: ./src/runtimes/web/runtime.ts
+
+
+
+
+
+
+
+
+
+
+
+
+var Runtime = {
+    nextAuthCallbackID: 1,
+    auth_callbacks: {},
+    ScriptReceivers: ScriptReceivers,
+    DependenciesReceivers: DependenciesReceivers,
+    getDefaultStrategy: default_strategy,
+    Transports: transports_transports,
+    transportConnectionInitializer: transport_connection_initializer,
+    HTTPFactory: web_http_http,
+    TimelineTransport: jsonp_timeline,
+    getXHRAPI: function () {
+        return window.XMLHttpRequest;
+    },
+    getWebSocketAPI: function () {
+        return window.WebSocket || window.MozWebSocket;
+    },
+    setup: function (PusherClass) {
+        var _this = this;
+        window.Pusher = PusherClass;
+        var initializeOnDocumentBody = function () {
+            _this.onDocumentBody(PusherClass.ready);
+        };
+        if (!window.JSON) {
+            Dependencies.load("json2", {}, initializeOnDocumentBody);
+        }
+        else {
+            initializeOnDocumentBody();
+        }
+    },
+    getDocument: function () {
+        return document;
+    },
+    getProtocol: function () {
+        return this.getDocument().location.protocol;
+    },
+    getAuthorizers: function () {
+        return { ajax: xhr_auth, jsonp: jsonp_auth };
+    },
+    onDocumentBody: function (callback) {
+        var _this = this;
+        if (document.body) {
+            callback();
+        }
+        else {
+            setTimeout(function () {
+                _this.onDocumentBody(callback);
+            }, 0);
+        }
+    },
+    createJSONPRequest: function (url, data) {
+        return new jsonp_request(url, data);
+    },
+    createScriptRequest: function (src) {
+        return new script_request(src);
+    },
+    getLocalStorage: function () {
+        try {
+            return window.localStorage;
+        }
+        catch (e) {
+            return undefined;
+        }
+    },
+    createXHR: function () {
+        if (this.getXHRAPI()) {
+            return this.createXMLHttpRequest();
+        }
+        else {
+            return this.createMicrosoftXHR();
+        }
+    },
+    createXMLHttpRequest: function () {
+        var Constructor = this.getXHRAPI();
+        return new Constructor();
+    },
+    createMicrosoftXHR: function () {
+        return new ActiveXObject("Microsoft.XMLHTTP");
+    },
+    getNetwork: function () {
+        return net_info_Network;
+    },
+    createWebSocket: function (url) {
+        var Constructor = this.getWebSocketAPI();
+        return new Constructor(url);
+    },
+    createSocketRequest: function (method, url) {
+        if (this.isXHRSupported()) {
+            return this.HTTPFactory.createXHR(method, url);
+        }
+        else if (this.isXDRSupported(url.indexOf("https:") === 0)) {
+            return this.HTTPFactory.createXDR(method, url);
+        }
+        else {
+            throw "Cross-origin HTTP requests are not supported";
+        }
+    },
+    isXHRSupported: function () {
+        var Constructor = this.getXHRAPI();
+        return Boolean(Constructor) && (new Constructor()).withCredentials !== undefined;
+    },
+    isXDRSupported: function (useTLS) {
+        var protocol = useTLS ? "https:" : "http:";
+        var documentProtocol = this.getProtocol();
+        return Boolean((window['XDomainRequest'])) && documentProtocol === protocol;
+    },
+    addUnloadListener: function (listener) {
+        if (window.addEventListener !== undefined) {
+            window.addEventListener("unload", listener, false);
+        }
+        else if (window.attachEvent !== undefined) {
+            window.attachEvent("onunload", listener);
+        }
+    },
+    removeUnloadListener: function (listener) {
+        if (window.addEventListener !== undefined) {
+            window.removeEventListener("unload", listener, false);
+        }
+        else if (window.detachEvent !== undefined) {
+            window.detachEvent("onunload", listener);
+        }
+    }
+};
+/* harmony default export */ var runtime = (Runtime);
+
+// CONCATENATED MODULE: ./src/core/timeline/level.ts
+var TimelineLevel;
+(function (TimelineLevel) {
+    TimelineLevel[TimelineLevel["ERROR"] = 3] = "ERROR";
+    TimelineLevel[TimelineLevel["INFO"] = 6] = "INFO";
+    TimelineLevel[TimelineLevel["DEBUG"] = 7] = "DEBUG";
+})(TimelineLevel || (TimelineLevel = {}));
+/* harmony default export */ var timeline_level = (TimelineLevel);
+
+// CONCATENATED MODULE: ./src/core/timeline/timeline.ts
+
+
+
+var timeline_Timeline = (function () {
+    function Timeline(key, session, options) {
+        this.key = key;
+        this.session = session;
+        this.events = [];
+        this.options = options || {};
+        this.sent = 0;
+        this.uniqueID = 0;
+    }
+    Timeline.prototype.log = function (level, event) {
+        if (level <= this.options.level) {
+            this.events.push(extend({}, event, { timestamp: util.now() }));
+            if (this.options.limit && this.events.length > this.options.limit) {
+                this.events.shift();
+            }
+        }
+    };
+    Timeline.prototype.error = function (event) {
+        this.log(timeline_level.ERROR, event);
+    };
+    Timeline.prototype.info = function (event) {
+        this.log(timeline_level.INFO, event);
+    };
+    Timeline.prototype.debug = function (event) {
+        this.log(timeline_level.DEBUG, event);
+    };
+    Timeline.prototype.isEmpty = function () {
+        return this.events.length === 0;
+    };
+    Timeline.prototype.send = function (sendfn, callback) {
+        var _this = this;
+        var data = extend({
+            session: this.session,
+            bundle: this.sent + 1,
+            key: this.key,
+            lib: "js",
+            version: this.options.version,
+            cluster: this.options.cluster,
+            features: this.options.features,
+            timeline: this.events
+        }, this.options.params);
+        this.events = [];
+        sendfn(data, function (error, result) {
+            if (!error) {
+                _this.sent++;
+            }
+            if (callback) {
+                callback(error, result);
+            }
+        });
+        return true;
+    };
+    Timeline.prototype.generateUniqueID = function () {
+        this.uniqueID++;
+        return this.uniqueID;
+    };
+    return Timeline;
+}());
+/* harmony default export */ var timeline_timeline = (timeline_Timeline);
+
+// CONCATENATED MODULE: ./src/core/strategies/transport_strategy.ts
+
+
+
+
+var transport_strategy_TransportStrategy = (function () {
+    function TransportStrategy(name, priority, transport, options) {
+        this.name = name;
+        this.priority = priority;
+        this.transport = transport;
+        this.options = options || {};
+    }
+    TransportStrategy.prototype.isSupported = function () {
+        return this.transport.isSupported({
+            useTLS: this.options.useTLS
+        });
+    };
+    TransportStrategy.prototype.connect = function (minPriority, callback) {
+        var _this = this;
+        if (!this.isSupported()) {
+            return failAttempt(new UnsupportedStrategy(), callback);
+        }
+        else if (this.priority < minPriority) {
+            return failAttempt(new TransportPriorityTooLow(), callback);
+        }
+        var connected = false;
+        var transport = this.transport.createConnection(this.name, this.priority, this.options.key, this.options);
+        var handshake = null;
+        var onInitialized = function () {
+            transport.unbind("initialized", onInitialized);
+            transport.connect();
+        };
+        var onOpen = function () {
+            handshake = factory.createHandshake(transport, function (result) {
+                connected = true;
+                unbindListeners();
+                callback(null, result);
+            });
+        };
+        var onError = function (error) {
+            unbindListeners();
+            callback(error);
+        };
+        var onClosed = function () {
+            unbindListeners();
+            var serializedTransport;
+            serializedTransport = safeJSONStringify(transport);
+            callback(new TransportClosed(serializedTransport));
+        };
+        var unbindListeners = function () {
+            transport.unbind("initialized", onInitialized);
+            transport.unbind("open", onOpen);
+            transport.unbind("error", onError);
+            transport.unbind("closed", onClosed);
+        };
+        transport.bind("initialized", onInitialized);
+        transport.bind("open", onOpen);
+        transport.bind("error", onError);
+        transport.bind("closed", onClosed);
+        transport.initialize();
+        return {
+            abort: function () {
+                if (connected) {
+                    return;
+                }
+                unbindListeners();
+                if (handshake) {
+                    handshake.close();
+                }
+                else {
+                    transport.close();
+                }
+            },
+            forceMinPriority: function (p) {
+                if (connected) {
+                    return;
+                }
+                if (_this.priority < p) {
+                    if (handshake) {
+                        handshake.close();
+                    }
+                    else {
+                        transport.close();
+                    }
+                }
+            }
+        };
+    };
+    return TransportStrategy;
+}());
+/* harmony default export */ var transport_strategy = (transport_strategy_TransportStrategy);
+function failAttempt(error, callback) {
+    util.defer(function () {
+        callback(error);
+    });
+    return {
+        abort: function () { },
+        forceMinPriority: function () { }
+    };
+}
+
+// CONCATENATED MODULE: ./src/core/strategies/strategy_builder.ts
+
+
+
+
+
+var strategy_builder_Transports = runtime.Transports;
+var strategy_builder_defineTransport = function (config, name, type, priority, options, manager) {
+    var transportClass = strategy_builder_Transports[type];
+    if (!transportClass) {
+        throw new UnsupportedTransport(type);
+    }
+    var enabled = (!config.enabledTransports ||
+        arrayIndexOf(config.enabledTransports, name) !== -1) &&
+        (!config.disabledTransports ||
+            arrayIndexOf(config.disabledTransports, name) === -1);
+    var transport;
+    if (enabled) {
+        transport = new transport_strategy(name, priority, manager ? manager.getAssistant(transportClass) : transportClass, extend({
+            key: config.key,
+            useTLS: config.useTLS,
+            timeline: config.timeline,
+            ignoreNullOrigin: config.ignoreNullOrigin
+        }, options));
+    }
+    else {
+        transport = strategy_builder_UnsupportedStrategy;
+    }
+    return transport;
+};
+var strategy_builder_UnsupportedStrategy = {
+    isSupported: function () {
+        return false;
+    },
+    connect: function (_, callback) {
+        var deferred = util.defer(function () {
+            callback(new UnsupportedStrategy());
+        });
+        return {
+            abort: function () {
+                deferred.ensureAborted();
+            },
+            forceMinPriority: function () { }
+        };
+    }
+};
+
+// CONCATENATED MODULE: ./src/core/config.ts
+
+var getGlobalConfig = function () {
+    return {
+        wsHost: defaults.host,
+        wsPort: defaults.ws_port,
+        wssPort: defaults.wss_port,
+        wsPath: defaults.ws_path,
+        httpHost: defaults.sockjs_host,
+        httpPort: defaults.sockjs_http_port,
+        httpsPort: defaults.sockjs_https_port,
+        httpPath: defaults.sockjs_path,
+        statsHost: defaults.stats_host,
+        authEndpoint: defaults.channel_auth_endpoint,
+        authTransport: defaults.channel_auth_transport,
+        activity_timeout: defaults.activity_timeout,
+        pong_timeout: defaults.pong_timeout,
+        unavailable_timeout: defaults.unavailable_timeout
+    };
+};
+var getClusterConfig = function (clusterName) {
+    return {
+        wsHost: 'ws-' + clusterName + '.pusher.com',
+        httpHost: 'sockjs-' + clusterName + '.pusher.com'
+    };
+};
+
+// CONCATENATED MODULE: ./src/core/pusher.ts
+
+
+
+
+
+
+
+
+
+
+
+
+var pusher_Pusher = (function () {
+    function Pusher(app_key, options) {
+        var _this = this;
+        checkAppKey(app_key);
+        options = options || {};
+        if (!options.cluster && !(options.wsHost || options.httpHost)) {
+            var suffix = url_store.buildLogSuffix('javascriptQuickStart');
+            logger.warn("You should always specify a cluster when connecting. " + suffix);
+        }
+        this.key = app_key;
+        this.config = extend(getGlobalConfig(), options.cluster ? getClusterConfig(options.cluster) : {}, options);
+        this.channels = factory.createChannels();
+        this.global_emitter = new dispatcher();
+        this.sessionID = Math.floor(Math.random() * 1000000000);
+        this.timeline = new timeline_timeline(this.key, this.sessionID, {
+            cluster: this.config.cluster,
+            features: Pusher.getClientFeatures(),
+            params: this.config.timelineParams || {},
+            limit: 50,
+            level: timeline_level.INFO,
+            version: defaults.VERSION
+        });
+        if (!this.config.disableStats) {
+            this.timelineSender = factory.createTimelineSender(this.timeline, {
+                host: this.config.statsHost,
+                path: '/timeline/v2/' + runtime.TimelineTransport.name
+            });
+        }
+        var getStrategy = function (options) {
+            var config = extend({}, _this.config, options);
+            return runtime.getDefaultStrategy(config, strategy_builder_defineTransport);
+        };
+        this.connection = factory.createConnectionManager(this.key, extend({
+            getStrategy: getStrategy,
+            timeline: this.timeline,
+            activityTimeout: this.config.activity_timeout,
+            pongTimeout: this.config.pong_timeout,
+            unavailableTimeout: this.config.unavailable_timeout
+        }, this.config, { useTLS: this.shouldUseTLS() }));
+        this.connection.bind('connected', function () {
+            _this.subscribeAll();
+            if (_this.timelineSender) {
+                _this.timelineSender.send(_this.connection.isUsingTLS());
+            }
+        });
+        this.connection.bind('message', function (event) {
+            var eventName = event.event;
+            var internal = eventName.indexOf('pusher_internal:') === 0;
+            if (event.channel) {
+                var channel = _this.channel(event.channel);
+                if (channel) {
+                    channel.handleEvent(event);
+                }
+            }
+            if (!internal) {
+                _this.global_emitter.emit(event.event, event.data);
+            }
+        });
+        this.connection.bind('connecting', function () {
+            _this.channels.disconnect();
+        });
+        this.connection.bind('disconnected', function () {
+            _this.channels.disconnect();
+        });
+        this.connection.bind('error', function (err) {
+            logger.warn('Error', err);
+        });
+        Pusher.instances.push(this);
+        this.timeline.info({ instances: Pusher.instances.length });
+        if (Pusher.isReady) {
+            this.connect();
+        }
+    }
+    Pusher.ready = function () {
+        Pusher.isReady = true;
+        for (var i = 0, l = Pusher.instances.length; i < l; i++) {
+            Pusher.instances[i].connect();
+        }
+    };
+    Pusher.log = function (message) {
+        if (Pusher.logToConsole && window.console && window.console.log) {
+            window.console.log(message);
+        }
+    };
+    Pusher.getClientFeatures = function () {
+        return keys(filterObject({ ws: runtime.Transports.ws }, function (t) {
+            return t.isSupported({});
+        }));
+    };
+    Pusher.prototype.channel = function (name) {
+        return this.channels.find(name);
+    };
+    Pusher.prototype.allChannels = function () {
+        return this.channels.all();
+    };
+    Pusher.prototype.connect = function () {
+        this.connection.connect();
+        if (this.timelineSender) {
+            if (!this.timelineSenderTimer) {
+                var usingTLS = this.connection.isUsingTLS();
+                var timelineSender = this.timelineSender;
+                this.timelineSenderTimer = new PeriodicTimer(60000, function () {
+                    timelineSender.send(usingTLS);
+                });
+            }
+        }
+    };
+    Pusher.prototype.disconnect = function () {
+        this.connection.disconnect();
+        if (this.timelineSenderTimer) {
+            this.timelineSenderTimer.ensureAborted();
+            this.timelineSenderTimer = null;
+        }
+    };
+    Pusher.prototype.bind = function (event_name, callback, context) {
+        this.global_emitter.bind(event_name, callback, context);
+        return this;
+    };
+    Pusher.prototype.unbind = function (event_name, callback, context) {
+        this.global_emitter.unbind(event_name, callback, context);
+        return this;
+    };
+    Pusher.prototype.bind_global = function (callback) {
+        this.global_emitter.bind_global(callback);
+        return this;
+    };
+    Pusher.prototype.unbind_global = function (callback) {
+        this.global_emitter.unbind_global(callback);
+        return this;
+    };
+    Pusher.prototype.unbind_all = function (callback) {
+        this.global_emitter.unbind_all();
+        return this;
+    };
+    Pusher.prototype.subscribeAll = function () {
+        var channelName;
+        for (channelName in this.channels.channels) {
+            if (this.channels.channels.hasOwnProperty(channelName)) {
+                this.subscribe(channelName);
+            }
+        }
+    };
+    Pusher.prototype.subscribe = function (channel_name) {
+        var channel = this.channels.add(channel_name, this);
+        if (channel.subscriptionPending && channel.subscriptionCancelled) {
+            channel.reinstateSubscription();
+        }
+        else if (!channel.subscriptionPending &&
+            this.connection.state === 'connected') {
+            channel.subscribe();
+        }
+        return channel;
+    };
+    Pusher.prototype.unsubscribe = function (channel_name) {
+        var channel = this.channels.find(channel_name);
+        if (channel && channel.subscriptionPending) {
+            channel.cancelSubscription();
+        }
+        else {
+            channel = this.channels.remove(channel_name);
+            if (channel && this.connection.state === 'connected') {
+                channel.unsubscribe();
+            }
+        }
+    };
+    Pusher.prototype.send_event = function (event_name, data, channel) {
+        return this.connection.send_event(event_name, data, channel);
+    };
+    Pusher.prototype.shouldUseTLS = function () {
+        if (runtime.getProtocol() === 'https:') {
+            return true;
+        }
+        else if (this.config.forceTLS === true) {
+            return true;
+        }
+        else {
+            return Boolean(this.config.encrypted);
+        }
+    };
+    Pusher.instances = [];
+    Pusher.isReady = false;
+    Pusher.logToConsole = false;
+    Pusher.Runtime = runtime;
+    Pusher.ScriptReceivers = runtime.ScriptReceivers;
+    Pusher.DependenciesReceivers = runtime.DependenciesReceivers;
+    Pusher.auth_callbacks = runtime.auth_callbacks;
+    return Pusher;
+}());
+/* harmony default export */ var core_pusher = __webpack_exports__["default"] = (pusher_Pusher);
+function checkAppKey(key) {
+    if (key === null || key === undefined) {
+        throw 'You must pass your app key when you instantiate Pusher.';
+    }
+}
+runtime.setup(pusher_Pusher);
+
+
+/***/ })
+/******/ ]);
+});
+/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../buffer/index.js */ "./node_modules/buffer/index.js").Buffer))
+
+/***/ }),
+
 /***/ "./node_modules/sweetalert2/dist/sweetalert2.all.js":
 /*!**********************************************************!*\
   !*** ./node_modules/sweetalert2/dist/sweetalert2.all.js ***!
@@ -3004,6 +11569,37 @@ if (typeof this !== 'undefined' && this.Sweetalert2){  this.swal = this.sweetAle
 
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swal2-animate-success-line-long{0%{top:3.375em;right:2.875em;width:0}65%{top:3.375em;right:2.875em;width:0}84%{top:2.1875em;right:0;width:3.4375em}100%{top:2.375em;right:.5em;width:2.9375em}}@keyframes swal2-animate-success-line-long{0%{top:3.375em;right:2.875em;width:0}65%{top:3.375em;right:2.875em;width:0}84%{top:2.1875em;right:0;width:3.4375em}100%{top:2.375em;right:.5em;width:2.9375em}}@-webkit-keyframes swal2-rotate-success-circular-line{0%{transform:rotate(-45deg)}5%{transform:rotate(-45deg)}12%{transform:rotate(-405deg)}100%{transform:rotate(-405deg)}}@keyframes swal2-rotate-success-circular-line{0%{transform:rotate(-45deg)}5%{transform:rotate(-45deg)}12%{transform:rotate(-405deg)}100%{transform:rotate(-405deg)}}@-webkit-keyframes swal2-animate-error-x-mark{0%{margin-top:1.625em;transform:scale(.4);opacity:0}50%{margin-top:1.625em;transform:scale(.4);opacity:0}80%{margin-top:-.375em;transform:scale(1.15)}100%{margin-top:0;transform:scale(1);opacity:1}}@keyframes swal2-animate-error-x-mark{0%{margin-top:1.625em;transform:scale(.4);opacity:0}50%{margin-top:1.625em;transform:scale(.4);opacity:0}80%{margin-top:-.375em;transform:scale(1.15)}100%{margin-top:0;transform:scale(1);opacity:1}}@-webkit-keyframes swal2-animate-error-icon{0%{transform:rotateX(100deg);opacity:0}100%{transform:rotateX(0);opacity:1}}@keyframes swal2-animate-error-icon{0%{transform:rotateX(100deg);opacity:0}100%{transform:rotateX(0);opacity:1}}@-webkit-keyframes swal2-rotate-loading{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}@keyframes swal2-rotate-loading{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}body.swal2-shown:not(.swal2-no-backdrop):not(.swal2-toast-shown){overflow:hidden}body.swal2-height-auto{height:auto!important}body.swal2-no-backdrop .swal2-shown{top:auto;right:auto;bottom:auto;left:auto;max-width:calc(100% - .625em * 2);background-color:transparent}body.swal2-no-backdrop .swal2-shown>.swal2-modal{box-shadow:0 0 10px rgba(0,0,0,.4)}body.swal2-no-backdrop .swal2-shown.swal2-top{top:0;left:50%;transform:translateX(-50%)}body.swal2-no-backdrop .swal2-shown.swal2-top-left,body.swal2-no-backdrop .swal2-shown.swal2-top-start{top:0;left:0}body.swal2-no-backdrop .swal2-shown.swal2-top-end,body.swal2-no-backdrop .swal2-shown.swal2-top-right{top:0;right:0}body.swal2-no-backdrop .swal2-shown.swal2-center{top:50%;left:50%;transform:translate(-50%,-50%)}body.swal2-no-backdrop .swal2-shown.swal2-center-left,body.swal2-no-backdrop .swal2-shown.swal2-center-start{top:50%;left:0;transform:translateY(-50%)}body.swal2-no-backdrop .swal2-shown.swal2-center-end,body.swal2-no-backdrop .swal2-shown.swal2-center-right{top:50%;right:0;transform:translateY(-50%)}body.swal2-no-backdrop .swal2-shown.swal2-bottom{bottom:0;left:50%;transform:translateX(-50%)}body.swal2-no-backdrop .swal2-shown.swal2-bottom-left,body.swal2-no-backdrop .swal2-shown.swal2-bottom-start{bottom:0;left:0}body.swal2-no-backdrop .swal2-shown.swal2-bottom-end,body.swal2-no-backdrop .swal2-shown.swal2-bottom-right{right:0;bottom:0}@media print{body.swal2-shown:not(.swal2-no-backdrop):not(.swal2-toast-shown){overflow-y:scroll!important}body.swal2-shown:not(.swal2-no-backdrop):not(.swal2-toast-shown)>[aria-hidden=true]{display:none}body.swal2-shown:not(.swal2-no-backdrop):not(.swal2-toast-shown) .swal2-container{position:static!important}}body.swal2-toast-shown .swal2-container{background-color:transparent}body.swal2-toast-shown .swal2-container.swal2-shown{background-color:transparent}body.swal2-toast-shown .swal2-container.swal2-top{top:0;right:auto;bottom:auto;left:50%;transform:translateX(-50%)}body.swal2-toast-shown .swal2-container.swal2-top-end,body.swal2-toast-shown .swal2-container.swal2-top-right{top:0;right:0;bottom:auto;left:auto}body.swal2-toast-shown .swal2-container.swal2-top-left,body.swal2-toast-shown .swal2-container.swal2-top-start{top:0;right:auto;bottom:auto;left:0}body.swal2-toast-shown .swal2-container.swal2-center-left,body.swal2-toast-shown .swal2-container.swal2-center-start{top:50%;right:auto;bottom:auto;left:0;transform:translateY(-50%)}body.swal2-toast-shown .swal2-container.swal2-center{top:50%;right:auto;bottom:auto;left:50%;transform:translate(-50%,-50%)}body.swal2-toast-shown .swal2-container.swal2-center-end,body.swal2-toast-shown .swal2-container.swal2-center-right{top:50%;right:0;bottom:auto;left:auto;transform:translateY(-50%)}body.swal2-toast-shown .swal2-container.swal2-bottom-left,body.swal2-toast-shown .swal2-container.swal2-bottom-start{top:auto;right:auto;bottom:0;left:0}body.swal2-toast-shown .swal2-container.swal2-bottom{top:auto;right:auto;bottom:0;left:50%;transform:translateX(-50%)}body.swal2-toast-shown .swal2-container.swal2-bottom-end,body.swal2-toast-shown .swal2-container.swal2-bottom-right{top:auto;right:0;bottom:0;left:auto}body.swal2-toast-column .swal2-toast{flex-direction:column;align-items:stretch}body.swal2-toast-column .swal2-toast .swal2-actions{flex:1;align-self:stretch;height:2.2em;margin-top:.3125em}body.swal2-toast-column .swal2-toast .swal2-loading{justify-content:center}body.swal2-toast-column .swal2-toast .swal2-input{height:2em;margin:.3125em auto;font-size:1em}body.swal2-toast-column .swal2-toast .swal2-validation-message{font-size:1em}");
 
+/***/ }),
+
+/***/ "./node_modules/webpack/buildin/global.js":
+/*!***********************************!*\
+  !*** (webpack)/buildin/global.js ***!
+  \***********************************/
+/*! no static exports found */
+/***/ (function(module, exports) {
+
+var g;
+
+// This works in non-strict mode
+g = (function() {
+	return this;
+})();
+
+try {
+	// This works if eval is allowed (see CSP)
+	g = g || new Function("return this")();
+} catch (e) {
+	// This works if the window reference is available
+	if (typeof window === "object") g = window;
+}
+
+// g can still be undefined, but nothing to do about it...
+// We return undefined, instead of nothing here, so it's
+// easier to handle this case. if(!global) { ...}
+
+module.exports = g;
+
+
 /***/ }),
 
 /***/ "./resources/js/app.js":
@@ -3017,12 +11613,16 @@ if (typeof this !== 'undefined' && this.Sweetalert2){  this.swal = this.sweetAle
 __webpack_require__.r(__webpack_exports__);
 /* harmony import */ var sweetalert2__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! sweetalert2 */ "./node_modules/sweetalert2/dist/sweetalert2.all.js");
 /* harmony import */ var sweetalert2__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(sweetalert2__WEBPACK_IMPORTED_MODULE_0__);
+/* harmony import */ var pusher_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! pusher-js */ "./node_modules/pusher-js/dist/web/pusher.js");
+/* harmony import */ var pusher_js__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(pusher_js__WEBPACK_IMPORTED_MODULE_1__);
 /**
  * First we will load all of this project's JavaScript dependencies which
  * includes Vue and other libraries. It is a great starting point when
  * building robust, powerful web applications using Vue and Laravel.
  */
 // import sweet alert 2
+ // import Pusher
+
  // load WB - elements
 
 __webpack_require__(/*! ./elements/WB.js */ "./resources/js/elements/WB.js");
@@ -3214,13 +11814,23 @@ var WB = WB || {};
         forceTLS: true
       }),
           channel = pusher.subscribe('alerts-channel');
-      channel.bind('sound-detected', function (data) {
-        console.log(data.message);
-        Swal.fire('Alerta!', 'A fost detectata o activitate neobisnuita! ' + data.message.action, 'error');
-        WB.Utils.playAlert('/sounds/alert.mp3');
-      });
-      channel.bind('battery-status', function (data) {
-        console.log(data.message);
+      channel.bind('device-alert', function (data) {
+        var aData = data.message;
+        console.log(aData);
+
+        switch (aData.action) {
+          case 'sound-detected':
+            Swal.fire('Alerta!', "A fost detectata o activitate neobisnuita! ".concat(aData.action), 'error');
+            WB.Utils.playAlert('/sounds/alert.mp3');
+            break;
+
+          case 'device-update':
+            $('.js-battery-level').html("".concat(aData.battery, "%"));
+            break;
+
+          default:
+            break;
+        }
       });
     }
   };
diff --git a/resources/js/app.js b/resources/js/app.js
index 01b1937..73bbfd7 100644
--- a/resources/js/app.js
+++ b/resources/js/app.js
@@ -6,6 +6,8 @@
 
 // import sweet alert 2
 import Swal from "sweetalert2";
+// import Pusher
+import Pusher from "pusher-js";
 
 // load WB - elements
 require('./elements/WB.js');
diff --git a/resources/js/elements/WB.GoogleMaps.js b/resources/js/elements/WB.GoogleMaps.js
index 1f1b852..f78818c 100644
--- a/resources/js/elements/WB.GoogleMaps.js
+++ b/resources/js/elements/WB.GoogleMaps.js
@@ -21,7 +21,6 @@ WB.GoogleMaps = WB.GoogleMaps || {};
                 let element = $(e.currentTarget).data('json');
                 WB.GoogleMaps.panToLocation(element.lat, element.lng);
             });
-
             //
         },
 
diff --git a/resources/js/elements/events/WB.Events.Alert.js b/resources/js/elements/events/WB.Events.Alert.js
index 68b58ed..fa87f00 100644
--- a/resources/js/elements/events/WB.Events.Alert.js
+++ b/resources/js/elements/events/WB.Events.Alert.js
@@ -18,15 +18,21 @@
                 }),
                 channel = pusher.subscribe('alerts-channel');
 
-            channel.bind('sound-detected', (data) => {
-                console.log(data.message);
-                Swal.fire('Alerta!', 'A fost detectata o activitate neobisnuita! ' + data.message.action, 'error');
+            channel.bind('device-alert', (data) => {
+                let aData = data.message;
+                console.log(aData);
 
-                WB.Utils.playAlert('/sounds/alert.mp3');
-            });
-
-            channel.bind('battery-status', (data) => {
-                console.log(data.message);
+                switch (aData.action) {
+                    case 'sound-detected':
+                        Swal.fire('Alerta!', `A fost detectata o activitate neobisnuita! ${aData.action}`, 'error');
+                        WB.Utils.playAlert('/sounds/alert.mp3');
+                        break;
+                    case 'device-update':
+                        $('.js-battery-level').html(`${aData.battery}%`);
+                        break;
+                    default:
+                        break;
+                }
             });
         },
     };
diff --git a/resources/sass/_elements.scss b/resources/sass/_elements.scss
index 42a5e6d..cc65814 100644
--- a/resources/sass/_elements.scss
+++ b/resources/sass/_elements.scss
@@ -1,31 +1,56 @@
-.device-status {
-    display: inline-block;
-    width: 22px;
-    height: 22px;
+.status {
+    background: black;
     border-radius: 50%;
-    background: rgba(17, 126, 21, 0.4);
-    cursor: pointer;
-    box-shadow: 0 0 0 rgba(17, 126, 21, 0.4);
-    animation: pulse 2s infinite;
+    box-shadow: 0 0 0 0 rgba(0, 0, 0, 1);
+    margin: 10px auto 0;
+    height: 20px;
+    width: 20px;
+    transform: scale(1);
+    animation: pulse-black 2s infinite;
 }
 
-@-webkit-keyframes device-status {
-    0% {-webkit-box-shadow: 0 0 0 0 rgba(17, 126, 21, 0.4)}
-    70% {-webkit-box-shadow: 0 0 0 10px rgba(204,169,44, 0)}
-    100% {-webkit-box-shadow: 0 0 0 0 rgba(204,169,44, 0)}
+.status.offline {
+    background: rgba(255, 82, 82, 1);
+    box-shadow: 0 0 0 0 rgba(255, 82, 82, 1);
+    animation: status-offline 2s infinite;
 }
 
-@keyframes device-status {
+@keyframes status-offline {
     0% {
-        -moz-box-shadow: 0 0 0 0 rgba(17, 126, 21, 0.4);
-        box-shadow: 0 0 0 0 rgba(17, 126, 21, 0.91);
+        transform: scale(0.95);
+        box-shadow: 0 0 0 0 rgba(255, 82, 82, 0.7);
     }
+
+    70% {
+        transform: scale(1);
+        box-shadow: 0 0 0 10px rgba(255, 82, 82, 0);
+    }
+
+    100% {
+        transform: scale(0.95);
+        box-shadow: 0 0 0 0 rgba(255, 82, 82, 0);
+    }
+}
+
+.status.online {
+    background: rgb(0, 195, 105);
+    box-shadow: 0 0 0 0 rgb(0, 222, 126);
+    animation: status-online 2s infinite;
+}
+
+@keyframes status-online {
+    0% {
+        transform: scale(0.95);
+        box-shadow: 0 0 0 0 rgba(51, 217, 178, 0.7);
+    }
+
     70% {
-        -moz-box-shadow: 0 0 0 10px rgba(204,169,44, 0);
-        box-shadow: 0 0 0 10px rgba(204,169,44, 0);
+        transform: scale(1);
+        box-shadow: 0 0 0 10px rgba(51, 217, 178, 0);
     }
+
     100% {
-        -moz-box-shadow: 0 0 0 0 rgba(204,169,44, 0);
-        box-shadow: 0 0 0 0 rgba(204,169,44, 0);
+        transform: scale(0.95);
+        box-shadow: 0 0 0 0 rgba(51, 217, 178, 0);
     }
 }
diff --git a/resources/sass/_googlemaps.scss b/resources/sass/_googlemaps.scss
index e076fe7..f10357f 100644
--- a/resources/sass/_googlemaps.scss
+++ b/resources/sass/_googlemaps.scss
@@ -9,7 +9,7 @@
     border-radius: 0;
 }
 
-.card{
+.card {
     border-radius: 4px;
     background: #fff;
     box-shadow: 0 6px 10px rgba(0,0,0,.08), 0 0 6px rgba(0,0,0,.05);
@@ -17,29 +17,26 @@
     padding: 14px 80px 18px 36px;
     cursor: pointer;
 
-    h3{
+    h3 {
         font-weight: 600;
     }
-    img{
+    img {
         position: absolute;
         top: 20px;
         right: 15px;
         max-height: 120px;
     }
-    @media(max-width: 990px){
+    @media(max-width: 990px) {
         margin: 20px;
     }
 }
-.card:not(:first-child){
-    margin-top: 25px;
-}
 
-.card:hover{
+.card:hover {
     transform: scale(1.05);
     box-shadow: 0 10px 20px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
 }
 
-.card-alert{
+.card-alert {
     background-image: url('/images/alert.png');
     background-repeat: no-repeat;
     background-position: 113% 50%;
diff --git a/resources/views/home.blade.php b/resources/views/home.blade.php
index 416ec4d..2a8ccb2 100644
--- a/resources/views/home.blade.php
+++ b/resources/views/home.blade.php
@@ -38,7 +38,9 @@
                         <div class="col-sm-4 border-right">
                             <div class="description-block">
                                 <h5 class="description-header">STATUS</h5>
-                                <span class="description-text"><span class="device-status bg-green-gradient"></span></span>
+                                <span class="description-text">
+                                    <div class="status offline"></div>
+                                </span>
                             </div>
                             <!-- /.description-block -->
                         </div>
diff --git a/resources/views/vendor/adminlte/master.blade.php b/resources/views/vendor/adminlte/master.blade.php
index 8070044..7caba7b 100644
--- a/resources/views/vendor/adminlte/master.blade.php
+++ b/resources/views/vendor/adminlte/master.blade.php
@@ -41,8 +41,6 @@
 <script src="{{ asset('vendor/jquery/dist/jquery.slimscroll.min.js') }}"></script>
 <script src="{{ asset('vendor/bootstrap/dist/js/bootstrap.min.js') }}"></script>
 <script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCEdRnDkHYG4msxSa59bvLk8pkGjkx-7ss" async defer></script>
-<script src="https://js.pusher.com/5.0/pusher.min.js"></script>
-
 <script src="{{ asset('js/app.js') }}"></script>
 
 @include('adminlte::plugins', ['type' => 'js'])
diff --git a/routes/api.php b/routes/api.php
index 2a40f13..f4b8991 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -20,5 +20,4 @@
 // < api routes for the wood-beacon devices >
 Route::prefix('device')->name('device.')->group(function () {
     Route::post('alert', 'DeviceController@alert')->name('alert');
-    Route::post('status', 'DeviceController@status')->name('status');
 });
diff --git a/webpack.mix.js b/webpack.mix.js
index 19a48fa..718ff53 100644
--- a/webpack.mix.js
+++ b/webpack.mix.js
@@ -13,3 +13,9 @@ const mix = require('laravel-mix');
 
 mix.js('resources/js/app.js', 'public/js')
    .sass('resources/sass/app.scss', 'public/css');
+
+mix.webpackConfig({
+    externals: {
+        "fs": require('fs'),
+    }
+});