Frameworks: Auto hide statusbar (1/2)

Hides statusbar when there are no notifications

Change-Id: I5009ff7d38ef3c952793544a921eb4f4906ef3eb
cleanup

Change-Id: I1af3a6b62a2751a19c21f5e1ca654132232104ee
Frameworks: multi-user config

Change-Id: I78642a7119102e4ecd8a7bf2f8bc3ffffcaaa52d