[1/2] Add support for custom LED colors notification

Change-Id: I552351bb002a6800e31bbaea450730e4c7f83bdf
Privacy Guard Slim version (2/2)

Re-implements slims ehanced privacy guard from 4.3
and adapt it to 4.4 changes

Change-Id: Ie87a72b4212e5a8063c1dfbf7fd759f3a14a0d12
Fix Display FC