Allow adjusting progress on touch events.

Change-Id: Ide0a7ae057a62f3631a32eeaa63f3e04dec5bf54
Re-add auto brightness configuration UI (1/2)

- Add a button into the new brightness dialog that allows opening the
  auto brightness setup
- Enable auto-brightness adjustment (setting for general brighter/darker
  adjustment) and twilight adjustment

Change-Id: I7fd11ddaa112396dcb7508692aacb93bfe3da256
Merge "Allow adjusting progress on touch events." into cm-10.2
Merge "Re-add auto brightness configuration UI (1/2)" into cm-10.2