changed to use 21

Author: riggaroo

.travis.yml

@@ -10,7 +10,7 @@ android:
     - extra-google-m2repository
     - extra-android-m2repository
     - addon-google_apis-google-19
-    - sys-img-armeabi-v7a-android-22
+    - sys-img-armeabi-v7a-android-21
 
 
 env:
@@ -20,7 +20,7 @@ env:
 
 # Emulator Management: Create, Start and Wait
 before_script:
-  - echo no | android create avd --force -n test -t android-22 --abi armeabi-v7a
+  - echo no | android create avd --force -n test -t android-21 --abi armeabi-v7a
   - emulator -avd test -no-skin -no-audio -no-window &
   - android-wait-for-emulator
   - adb shell input keyevent 82 &