diff --git a/aware-core/aware.gradle b/aware-core/aware.gradle
index a36d42b63..780905f60 100644
--- a/aware-core/aware.gradle
+++ b/aware-core/aware.gradle
@@ -3,7 +3,7 @@ ext {
     ion_libs = "2.+"
     support_libs = "28.0.0"
     google_libs = "16.0.0"
-    version_code = 807
+    version_code = 808
     version_readable = "4.0." + version_code + "." + "bundle"
     compile_sdk = 28
     target_sdk = 26
diff --git a/aware-core/gradle/wrapper/gradle-wrapper.jar b/aware-core/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 000000000..e49369348
Binary files /dev/null and b/aware-core/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/aware-core/gradle/wrapper/gradle-wrapper.properties b/aware-core/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 000000000..cae58fbf1
--- /dev/null
+++ b/aware-core/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Feb 12 23:06:48 EET 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
diff --git a/aware-phone/gradle/wrapper/gradle-wrapper.jar b/aware-phone/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 000000000..e49369348
Binary files /dev/null and b/aware-phone/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/aware-phone/gradle/wrapper/gradle-wrapper.properties b/aware-phone/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 000000000..cae58fbf1
--- /dev/null
+++ b/aware-phone/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Feb 12 23:06:48 EET 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
diff --git a/aware-tests/gradle/wrapper/gradle-wrapper.jar b/aware-tests/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 000000000..e49369348
Binary files /dev/null and b/aware-tests/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/aware-tests/gradle/wrapper/gradle-wrapper.properties b/aware-tests/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 000000000..cae58fbf1
--- /dev/null
+++ b/aware-tests/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Feb 12 23:06:48 EET 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
diff --git a/build.gradle b/build.gradle
index c9027d9be..2ffda08fe 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,6 +6,9 @@ buildscript {
     ext.kotlin_version = '1.3.11'
     
     repositories {
+        maven {
+            url 'https://maven.google.com'
+        }
         google()
         jcenter()
         mavenCentral()
@@ -19,6 +22,9 @@ buildscript {
 
 allprojects {
     repositories {
+        maven {
+            url 'https://maven.google.com'
+        }
         google()
         jcenter()
         mavenCentral()
diff --git a/com.aware.plugin.ambient_noise b/com.aware.plugin.ambient_noise
index 5b5b5d799..537118a33 160000
--- a/com.aware.plugin.ambient_noise
+++ b/com.aware.plugin.ambient_noise
@@ -1 +1 @@
-Subproject commit 5b5b5d799ed46db99fc519a2e7f2da1965b1d080
+Subproject commit 537118a336eec7bbec856cec69ba84fd9803b46d
diff --git a/com.aware.plugin.contacts_list b/com.aware.plugin.contacts_list
index 7a844b1fc..186badc5b 160000
--- a/com.aware.plugin.contacts_list
+++ b/com.aware.plugin.contacts_list
@@ -1 +1 @@
-Subproject commit 7a844b1fc1f54c568684d8281d8beae944f94aac
+Subproject commit 186badc5b3366263b238ce4ecb8546de85b44093
diff --git a/com.aware.plugin.device_usage b/com.aware.plugin.device_usage
index e63800082..110b26665 160000
--- a/com.aware.plugin.device_usage
+++ b/com.aware.plugin.device_usage
@@ -1 +1 @@
-Subproject commit e63800082e96defc4c082a9ab0e7ce41d58e164b
+Subproject commit 110b26665141384c12a9755f9813d92ba5755696
diff --git a/com.aware.plugin.esm.scheduler b/com.aware.plugin.esm.scheduler
index e8449b81c..ef0fa090a 160000
--- a/com.aware.plugin.esm.scheduler
+++ b/com.aware.plugin.esm.scheduler
@@ -1 +1 @@
-Subproject commit e8449b81cd03f68adbbf8fa6eb5ea7e60e708f52
+Subproject commit ef0fa090a4906f543a026a7a009652fd50e60c4e
diff --git a/com.aware.plugin.fitbit b/com.aware.plugin.fitbit
index ac7b4ecf6..cdc730e6f 160000
--- a/com.aware.plugin.fitbit
+++ b/com.aware.plugin.fitbit
@@ -1 +1 @@
-Subproject commit ac7b4ecf6c2876aca2873b30727dea4d95ed67f0
+Subproject commit cdc730e6fb8941823f1e30f55c709dc9de27f13e
diff --git a/com.aware.plugin.google.activity_recognition b/com.aware.plugin.google.activity_recognition
index 32c5f73e0..10613ef15 160000
--- a/com.aware.plugin.google.activity_recognition
+++ b/com.aware.plugin.google.activity_recognition
@@ -1 +1 @@
-Subproject commit 32c5f73e07938e575866f4c287b1f4732a8dafea
+Subproject commit 10613ef1519e8703e67f2ba84247e3e6497452a8
diff --git a/com.aware.plugin.google.auth b/com.aware.plugin.google.auth
index 2a4e9af38..493feca7d 160000
--- a/com.aware.plugin.google.auth
+++ b/com.aware.plugin.google.auth
@@ -1 +1 @@
-Subproject commit 2a4e9af3874c4a4d5f768758b65c5d969a073213
+Subproject commit 493feca7df81400c441001975ff05092844a0c3d
diff --git a/com.aware.plugin.google.fused_location b/com.aware.plugin.google.fused_location
index 3c40513a8..cc3919aca 160000
--- a/com.aware.plugin.google.fused_location
+++ b/com.aware.plugin.google.fused_location
@@ -1 +1 @@
-Subproject commit 3c40513a8099173f6f716fcda9b912d7fce0e3a7
+Subproject commit cc3919aca3cfb9f1f04a506cf5130054ef1f2fa8
diff --git a/com.aware.plugin.openweather b/com.aware.plugin.openweather
index c380cf463..135884499 160000
--- a/com.aware.plugin.openweather
+++ b/com.aware.plugin.openweather
@@ -1 +1 @@
-Subproject commit c380cf463e55101089e895042bedfdb69a07294c
+Subproject commit 13588449902bc3fbef92b306387efac78dcf861e
diff --git a/com.aware.plugin.sensortag b/com.aware.plugin.sensortag
index 3c3fe9745..fab249e0c 160000
--- a/com.aware.plugin.sensortag
+++ b/com.aware.plugin.sensortag
@@ -1 +1 @@
-Subproject commit 3c3fe9745a32a122a5231fc5f7efecaedd243163
+Subproject commit fab249e0c61f57a813a15622979bc0734c5529c3
diff --git a/com.aware.plugin.sentimental b/com.aware.plugin.sentimental
index 32c1eab2a..4ed548265 160000
--- a/com.aware.plugin.sentimental
+++ b/com.aware.plugin.sentimental
@@ -1 +1 @@
-Subproject commit 32c1eab2ad8dedf9fac811ae0ea1a341236844cf
+Subproject commit 4ed5482653e17376aadbe6063eb02cd4483fa48c
diff --git a/com.aware.plugin.studentlife.audio b/com.aware.plugin.studentlife.audio
index e02d3f455..43068b019 160000
--- a/com.aware.plugin.studentlife.audio
+++ b/com.aware.plugin.studentlife.audio
@@ -1 +1 @@
-Subproject commit e02d3f455b006d10fbdc0b25ca630555aa70f259
+Subproject commit 43068b019204659f735acdca02b6071f560acffb