HeadsUp: basic Headsup implementation (2/2)

  -enables the HeadsUp notification feature
  -add a HeadsUp qs tile, tile long press will open the do not disturb settings
Ethernet: observe the ethernet on/off state (2/2)

  observe when the qs tile turns ethernet on or off, write it to a Settings.System setting
  allows Settings switch to stay in sync with the tile
HeadsUp: option to show at the bottom of the screen (2/2)
Merge branch 'kk-WIP-cp' into kitkat
Sound: Remove uneccessary options for a STB

Signed-off-by: Brandon McAnsh <brandonm@matricom.net>
Merge remote-tracking branch 'mt/kitkat' into kitkat

Conflicts:
	res/values/strings_custom.xml