Fix tiles
add Settings.System boolean helper methods

Change-Id: I749d15a7c6956d938698f16ebde185b114f7f15a
Signed-off-by: Roman Birg <romanbirg@gmail.com>
Settings: cleanup

Change-Id: Ib7207317ed1e59721194d4fff0e52949aa6ab113
BAMControl: NavRing additions