HALO (1/2)

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java

Change-Id: I504346d300b7dda8021d54b194bb05faf7174dce
HALO (1/2) - Cleanup
Remove duplicate declaration of mPolicyFile
Added missing images for hdpi devices.
Bugfix for Layout < 0 crash.
Right image resources in place for hdpi and mdpi.
Upgrade HALO up to commit: HALO can save last position now.
HALO cleanup // Prevent notification acces via HALO on protected lockscreens
HALO: keep apps in recents
Fix little derp causing visual bug (once and for all).
HALO: keep apps in recents (fix)
Revert "HALO: keep apps in recents (fix)"

This reverts commit aee24bd0ed541865d954a7056c04aa0990924e6b.
HALO: keep apps in recents (fix)
HALO Style revamp
Finish the floating activity again
HALO hiddenstate-fix + smaller numberbatch
HALO cleanup & better drawables
HALO hide bugfix, smaller numberbatch still
HALO new vertical gestures (NOT READY FOR RELEASE)
HALO clearall/silence (STILL NOT READY FOR RELEASE)