branch: master/master-app
version: 0.4
description:
 * [LoginActivity] Added Google+ Login
 * [LoginActivity] Added Overlay ProgressBar during Login
 * Added NavigationDrawer Support
 * [FragmentAbout] Added About Activity
 * Fixed some bugs in navigation drawer
 * [FragmentAccount] Added Google+ account info,
 					 signout and revoke access buttons
 
To Test:
 * [LoginActivity] Progress bar on manual sign-in
 
ToDo:
 * [LoginActivity] Progress bar on auto-login
 * [FragmentAccount] Placeholder for profile image
 * [FragmentAccount] Progress bar on sign-out
 * [FragmentAccount] Progress bar on revoke-access

Bug:
 * [FragmentAccount] Fails on signout
 * [LoginActivity] Fails on signin


Signed-off-by: Ilario Dal Grande <ilario.dalgrande@gmail.com>