hammerhead: Use CM default overlays

- config_defaultNotificationLedOff
- def_screen_off_timeout

Change-Id: I07f11cf3f8fb4cdefb71d5a10b1b1b8ed88d7aca
Signed-off-by: Lorenzo M <djmesias@yahoo.es>
Merge remote-tracking branch 'cm/cm-11.0' into HEAD

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml

Change-Id: I0e646b438690e6881c97bcf9103c1fb0a180be2c