tablet mode for settings

PS 3: Added HomeSettings to solve FC

Change-Id: I5167d7b7aa258c3126ad1511622529573ea03f83
Settings: quiet hours: use correct default value for show notification

Change-Id: I670985008b4d7ced0f02ef4b6bb63c6a163f9ce8
Settings: Enable location mode header switch

PS2:
-I dont like using _ in variable names

Change-Id: I63b3baa4f2fd9d6869fdd8068c7ac5efdd6c7535
Merge remote-tracking branch 'upstream/android-4.4' into android-4.4

Conflicts:
	res/values-sw720dp-land/dimens.xml
	src/com/android/settings/Settings.java
Sync with omni but keep my way of doing the tablet 2 pane.
It can distinguish between when it should do cell phone or
tablet mode.

Based on how complicated omni's prebilt chromium system is and
since I never got it to work, I'm going with the "if it isn't
broken don't fix it" approach.