PIE: new, awesome repositioning system, better animations, better
looking snappoints, pie can be centered or appear where the swipe-up
happens, onconfigchanged bugfixes, panelswipe will not accidentally
trigger pie reposition

Change-Id: Ia1c3f4caee5432a6ab5d85e2e9e5b638471dc032

Conflicts:

	packages/SystemUI/src/com/android/systemui/statusbar/view/PieMenu.java