Code freeze for stable 4

Thanks a lot guys. Outstanding work last weeks :)

Very good progress.

Change-Id: I8348d8bf2bbfc36448afc67955160faa5a203fd4
Freeze for real now

Change-Id: I4fa2e488e2bda134877893f4109af4c2d40a60ef
Merge branch 'kk4.4' of https://github.com/SlimRoms/vendor_slim into kk4.4