Added a new app icon
Implement community stream fragment
- Added Ion, AndroidAsync, and Gson libraries for handling Google+ API communication.
- Reworked a few resources to make everything a bit more reusable.
Merge branch 'master' of https://github.com/MasDennis/RajawaliExamples
Merge commit 'd8c7b6a57a2969d1fa3b39f13aa9b4ee029ce95d' into home_screen