Bump gradle and android build tools version. Fix data layer unit test task name.

Author: android10

build.gradle

@@ -25,14 +25,14 @@ allprojects {
 
 task wrapper(type: Wrapper) {
   description 'Creates the gradle wrapper.'
-  gradleVersion '2.6'
+  gradleVersion '2.8'
 }
 
 task runDomainUnitTests(dependsOn: [':domain:test']) {
   description 'Run unit tests for the domain layer.'
 }
 
-task runDataUnitTests(dependsOn: [':data:cleanTestDebug', ':data:testDebug']) {
+task runDataUnitTests(dependsOn: [':data:cleanTestDebugUnitTest', ':data:testDebugUnitTest']) {
   description 'Run unit tests for the data layer.'
 }
 

buildsystem/dependencies.gradle

@@ -6,7 +6,7 @@ allprojects {
 
 ext {
   //Android
-  androidBuildToolsVersion = "21.1.2"
+  androidBuildToolsVersion = "23.0.1"
   androidMinSdkVersion = 15
   androidTargetSdkVersion = 21
   androidCompileSdkVersion = 21
@@ -79,4 +79,4 @@ ext {
       mockito:            "org.mockito:mockito-core:${mockitoVersion}",
       robolectric:        "org.robolectric:robolectric:${robolectricVersion}",
   ]
-}
+}

gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,6 @@
-#Mon Aug 31 10:46:18 CEST 2015
+#Tue Nov 17 23:40:11 CET 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.8-bin.zip