Fix travis

- Remove duplicate of AndroidManifest
- Remove some non-translatable strings from "ar" translation, and general clean-up of other

.travis.yml

@@ -11,29 +11,9 @@ android:
     - android-25
 
     # Additional components
-    - extra-android-support
     - extra-android-m2repository
-    - extra-google-m2repository
 
-    # Emulators
-    - sys-img-armeabi-v7a-android-21
-    - sys-img-armeabi-v7a-android-19
-    - sys-img-armeabi-v7a-android-15
-
-env:
-  global:
-    - ADB_INSTALL_TIMEOUT=8 # minutes (2 by default)
-    - GRADLE_OPTS=-Xmx512m # give gradle more memory since it seem to fail otherwise
-  matrix:
-    - ANDROID_TARGET=android-21  ANDROID_ABI=armeabi-v7a
-
-before_script:
-  - echo no | android create avd --force -n test -t $ANDROID_TARGET --abi $ANDROID_ABI
-  - emulator -avd test -no-skin -no-audio -no-window &
-  - android-wait-for-emulator
-  - adb shell input keyevent 82 &
-
-script: ./gradlew --info build connectedCheck
+script: ./gradlew -Dorg.gradle.jvmargs=-Xmx1536m assembleDebug lintDebug testDebugUnitTest
 
 licenses:
   - '.+'