[1/2] Frameworks: PA Version Easter Egg

    Launch Google's dessert tray easter egg by tapping on the
    ParanoidAndroid Version found in about phone.
    Modified transitions taken from the current Google implementation.

PS2: clean up

Change-Id: I788679e8b051fbb79c3467563a9d7e41a5da1066
Merge "[1/2] Frameworks: PA Version Easter Egg" into kitkat