The background now only uses one specific drawable and emulating
the legacy behaviour by tinting. Notification backrounds are now
also a ripple drawable, giving feedback on click.
Bug: 15837646
Change-Id: Ia3b7dafebe2439cc56ed258264ef33b5b07faa69
Also tweak some of the vertical spacing between the tiles
to get closer to the redlines.
Bug:15852139
Change-Id: I251fde261a74335c16b37ba07ab554f6db05d367
Make existing QS panel available via pulldown from header
(or keyguard status view on keyguard), update the affordances
as a hint.
Don't allow QS to scroll, cap to max rows.
Add scrim over panel to indicate that this is purely temporary.
Bug:14081801
Bug:14059974
Change-Id: I166033975cbc44b91f45ee70ea5c7540390670dd