fb: Quit hours 1/2 thanks cm

and added multiuser support

Change-Id: I38e8560297099629aed94ee001da7f1ebaa04dac

Conflicts:
	core/java/android/provider/Settings.java

fb: small observer multiuser correction on notificationlight

Change-Id: I3bbe4c772f801e3edfc97f9e17000b03c861dd1f

update from slim

Framework: Fix QuietHours Vibrate

Change-Id: I92ee73ca53c2d68e7a5fe18e630142ab44672f49

Quiet Hours Ringer (2/3)

Change-Id: Id58ffb24f0d0d57d8446265c899ec4124fe00c70

Remove unused settings string