Added stub methods for all unimplemented actions in the action bars for
each Activity (the stub methods display a Toast). Added comments. Made
formatting consistent across all Activities (using Eclipse's Source >
Format menu option).
Merge branch 'UI' of https://github.com/swansond/LavatoryLocator.git
into UI

Conflicts:
	src/edu/washington/cs/lavatorylocator/MainActivity.java