HALO first_start tutorial & gesture dead-zone

Change-Id: If21f48444f5e57ec9aeffa74027c8bad1e84af56
HALO new transitions for number batch

Change-Id: Ic3d24643754f00c512cdbb288ed9fc0e848f17a9
HALO NEW ICON SET (XHDPI ONLY!)

Change-Id: I83f6bba92c14688a98c09a4722e195b6b01ce93b
HALO dismiss/flip fix, clearall/last-notif-empty fix

Change-Id: I56eeb6891af2130584620d9bc596c3f0295f2402

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