Slim Recents: Option to show topmost task [2/2]

Change-Id: I46cd6d1141ffb6893c94b10a7f0d9d9f94b92ec1
Settings: Cleanup, move slimrecents from Accessibility to Display

Change-Id: Iceb8728ac9f7b41efd32f7d9e6495d8ab51faf59

Conflicts:
	res/values/cm_strings.xml
	res/xml/display_settings.xml
Settings: Move recent app out of display

Change-Id: I1b7ba64b29406a1f6823476121c2f267d4063e86

Conflicts:
	AndroidManifest.xml
	res/xml/display_settings.xml
Rename Recent Menu & Move Performance back down