diff --git a/package-lock.json b/package-lock.json
index d86ca52..ca25530 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -466,6 +466,7 @@
       "version": "2.10.1",
       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "optional": true,
       "requires": {
         "hoek": "2.x.x"
       }
@@ -725,7 +726,7 @@
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           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
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@@ -789,6 +790,7 @@
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       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.7.tgz",
       "integrity": "sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==",
+      "optional": true,
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@@ -834,7 +836,7 @@
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-      "resolved": "http://registry.npmjs.org/convert-source-map/-/convert-source-map-0.3.5.tgz",
+      "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-0.3.5.tgz",
       "integrity": "sha1-8dgClQr33SYxof6+BZZVDIarMZA="
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@@ -996,7 +998,8 @@
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       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "optional": true
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@@ -1057,7 +1060,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -1371,7 +1374,8 @@
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       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
-      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
+      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
+      "optional": true
     },
     "fancy-log": {
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@@ -1447,7 +1451,7 @@
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         "commander": {
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-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.1.0.tgz",
           "integrity": "sha1-0SG7roYNmZKj1Re6lvVliOR8Z4E="
         }
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@@ -1555,7 +1559,8 @@
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         "ansi-regex": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.2.0",
@@ -1573,11 +1578,13 @@
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         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1590,15 +1597,18 @@
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -1701,7 +1711,8 @@
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         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.3.5",
@@ -1711,6 +1722,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -1723,17 +1735,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -1750,6 +1765,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -1822,7 +1838,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "4.1.1",
@@ -1832,6 +1849,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -1907,7 +1925,8 @@
         },
         "safe-buffer": {
           "version": "5.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "2.1.2",
@@ -1937,6 +1956,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
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@@ -1954,6 +1974,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -1992,11 +2013,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -2132,7 +2155,7 @@
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         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "requires": {
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@@ -2349,7 +2372,7 @@
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-          "resolved": "http://registry.npmjs.org/ansi-regex/-/ansi-regex-0.2.1.tgz",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-0.2.1.tgz",
           "integrity": "sha1-DY6UaWej2BQ/k+JOKYUl/BsiNfk="
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@@ -2359,7 +2382,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-0.5.1.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-0.5.1.tgz",
           "integrity": "sha1-Zjs6ZItotV0EaQ1JFnqoN4WPIXQ=",
           "requires": {
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@@ -2462,12 +2485,12 @@
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         "minimist": {
           "version": "0.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.2.0.tgz",
           "integrity": "sha1-Tf/lJdriuGTGbC4jxicdev3s784="
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         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "requires": {
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@@ -2819,7 +2842,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -2962,7 +2985,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -3083,7 +3106,8 @@
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       "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
+      "optional": true
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     "homedir-polyfill": {
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@@ -3094,9 +3118,9 @@
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-      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.7.1.tgz",
-      "integrity": "sha512-7T/BxH19zbcCTa8XkMlbK5lTo1WtgkFi3GvdWEyNuc4Vex7/9Dqbnpsf4JMydcfj9HCg4zUWFTL3Za6lapg5/w=="
+      "version": "2.8.9",
+      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.9.tgz",
+      "integrity": "sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw=="
     },
     "http-signature": {
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@@ -3654,7 +3678,7 @@
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     "lodash": {
       "version": "1.0.2",
-      "resolved": "http://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz",
       "integrity": "sha1-j1dWDIO1n8JwvT1WG2kAQ0MOJVE="
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@@ -3982,7 +4006,7 @@
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-      "resolved": "http://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
       "integrity": "sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ="
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@@ -4030,7 +4054,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -4081,12 +4105,14 @@
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-      "integrity": "sha512-L+xvyD9MkoYMXb1jAmzI/lWYAxAMCPvIBSWur0PZ5nOf5euahRLVqH//FKW9mWp2lkqUgYiXPgkzfMUFi4zVDw=="
+      "integrity": "sha512-L+xvyD9MkoYMXb1jAmzI/lWYAxAMCPvIBSWur0PZ5nOf5euahRLVqH//FKW9mWp2lkqUgYiXPgkzfMUFi4zVDw==",
+      "optional": true
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     "mime-types": {
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       "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.20.tgz",
       "integrity": "sha512-HrkrPaP9vGuWbLK1B1FfgAkbqNjIuy4eHlIYnFi7kamZyLLrGlo2mpcx0bBmNpKqBtYtAfGbodDddIgddSJC2A==",
+      "optional": true,
       "requires": {
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@@ -4799,7 +4825,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
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@@ -4900,7 +4926,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -5588,7 +5614,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
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@@ -6027,7 +6053,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "requires": {
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