Revert "update lockscreen background fix settings crash"

This reverts commit 59436d9dcba042190344009a3fb7bfccb73eeb16.

Conflicts:
	res/values/resurrection_arrays.xml
	res/values/resurrection_strings.xml
	res/xml/lockscreen_interface_settings.xml
	src/com/android/settings/cyanogenmod/LockscreenInterface.java