Fix double IME on tabui

Also restore back our lovely "isTablet" getter :)
Is not
Remove stamps from local build
Get rid of the stamping stuff
Per-App-Color & Expand revamp
per-app-orientation(experimental) & landsc recents performance

Conflicts:
	packages/SystemUI/res/layout-land/status_bar_recent_item.xml

Change-Id: I0414a5dedcb1ab0919651aa41fd0d57e4be6cfab