Lockscreen Notifications: add back dynamic width as an option (2/2)

Conflicts:
	src/com/android/settings/liquid/LockscreenNotifications.java
Gesture Lockscreen [2/2]

Change-Id: If5bb620cbc69fc8771e2b6211a2daf78bc50a995

Conflicts:
	res/values/liquid_integers.xml
	res/values/liquid_strings.xml
	src/com/android/settings/ChooseLockGeneric.java
	src/com/android/settings/SecuritySettings.java