[Android] URBNG-435: Made some minor changes.
Merge branch 'android' of github.com:blstream/UrbanGame into android
Merge pull request #105 from element31/android

[Android] URBNG-435
Merge pull request #99 from lucdom/android

[Android] [URNG-366] Add "Game over" functionality in application
[Android] [URBNG-328] Diff for tasks
Added NotificationDiffTest.java file.