drop massive genlock support

Change-Id: Ib4359ec89af873b00c3e7ab109a30a14fc34d4a6
restore overlay

Change-Id: Ic96cc73082f4c6c0390ebc7c3d1ed6c019b0acae
update Boardconfig

Change-Id: I9e2d27abeb229d9bd109bebdc85ca10f2ec466c6
rename genlock hack

Change-Id: Ie8c6ffc076754ce5030da73b1a318979a47ec297
Merge remote-tracking branch 'android-legacy/cm-11.0' into cm-11.0-new