Merge pull request #345 from BlythMeister/MyBetaVersion

Crittersism update
Light is Light and Dark is Dark

match other drawables and show white arrow on light theme (and light
w/dark action bar) and black on black theme
Merge pull request #349 from RawkBob/release-light_dark_drawables

Light is Light and Dark is Dark
Start of optimistic updates
Remove favorite success
DM Delete & RT semi optimistic.

RT is tricky, but the success has been removed.