transparent nav bar

Signed-off-by: Roman Birg <romanbirg@gmail.com>
Change-Id: I71eb46af407ec97084dcf7944f0c4231c98dbe97
transparent statusbar

Currently just uses the same logic/values as the nav bar. We may want to separate those out

  Patch Set 9: Fix whitespace before merge

Change-Id: I6188ebd98684c8775b0447b4e6a1f09ec1a78887
Signed-off-by: Roman Birg <romanbirg@gmail.com>