Dotcase: Improve Hangouts sprite

Change-Id: I5d0e34d9e313ab3ec1523b26cbe1a1cad9daa122
Dotcase: Add support for couples apps

Change-Id: I72a77f0fcdeed521d1617cb1e0d98f10ead5d35e
Bring in DeviceSettings

Change-Id: I74328cebce5d809b14478fb43c11d5d565bb86e2
Add torch to Dotcase