black/white list, complete revamp (1/2)

Change-Id: I0ddf07d69637390a2adbaffb7150e0023915a8eb

Conflicts:
	core/java/android/app/INotificationManager.aidl
	packages/SystemUI/src/com/android/systemui/statusbar/halo/Halo.java
	services/java/com/android/server/NotificationManagerService.java