Updated QS UI

 - Adds footer to QS which contains the date/alarm info
   and all touch targets (settings, edit, etc.)
 - Swaps out emergency + carrier text on cell tile for a
   standard CarrierText from lock screen in the header
   to make the header only contain status info.
 - Add dividing line
 - Work on animations

Test: runtest systemui
Change-Id: I97dfea1b1ea7006b53eb61ac3a1f942c64dd282d