Swift mostly working except for animation.
Update Firebus to use publicdata
Merge remote-tracking branch 'origin/publicdata' into swift

Conflicts:
	Firebus/FBusMainViewController.m
Making things work better in ios6 and reasonably in ios7
Merge remote-tracking branch 'origin/publicdata' into swift

Swift update. Animation still kind of broken.

Conflicts:
	Firebus/FBusMainViewController.m
Adding comments.
Merge pull request #6 from firebase/swift

:thumbsup: