Created unauthenticated fragment interface. Placeholder images and design.
Merge remote-tracking branch 'origin/master'

Conflicts:
	app/src/main/java/com/drinkingbuddy/harry/drinkingbuddy/MainFragment.java
	app/src/main/res/layout/activity_start_screen.xml
Created authenticated fragment. Better logout page and settings menu. Title bar will be removed. Need to design top part of UI