Updated popup window
Merge branch 'master' of https://github.com/quizzingbricks/quizzingbricks-android into develop
Started working on the lobby activities
Merge branch 'master' of https://github.com/quizzingbricks/quizzingbricks-android into develop

Conflicts:
	src/com/quizzingbricks/activities/menu/LobbyFragment.java
	src/com/quizzingbricks/activities/menu/MainMenuActivity.java
Some prototype lobby activities
Added popup for lobby invitations
Merge branch 'master' of https://github.com/quizzingbricks/quizzingbricks-android into develop

Conflicts:
	src/com/quizzingbricks/activities/menu/MainMenuActivity.java
Merge pull request #18 from AnotherDay/develop

Develop