Framework:  Menu UI Overflow Toggle

Allows the in-app menu buttons (three dots) to be shown
With or without a NavBar being present
PS2: Rebase
PS5: Correctly Utilize Booleans
PS7: Fix Misplased Line Because I'm A Moron

Change-Id: I32171dbe8dbcb65bcbd8cc112068047dbc85067c

Conflicts:

	core/java/android/provider/Settings.java