[TEMP] Revert "Active notifications:"

Active notifications introduced a few permissions security holes and could get itself wedged in a way that would periodically lock up some devices for 10 seconds.

This reverts commit a1ebf970003e1f53f584c167ada4d711fbc8d616.

Conflicts:

	AndroidManifest.xml
	res/values/dimens.xml
	res/values/vanir_arrays.xml
	res/values/vanir_attrs.xml
	res/values/vanir_strings.xml
	res/xml/active_notification_settings.xml
	res/xml/active_notifications.xml
	res/xml/security_settings_lockscreen.xml
	res/xml/security_settings_password.xml
	res/xml/security_settings_pin.xml
	src/com/android/settings/SecuritySettings.java
	src/com/android/settings/vanir/ActiveNotificationSettings.java
	src/com/android/settings/vanir/ActiveNotifications.java

Change-Id: I6967717fa3e34733a2f46ad8fae51b4c3fa8088b