Custom lockscreen wallpaper [2/2]

https://github.com/AOSPAL/android_packages_apps_Settings/commit/872e6b801e737d82e39ee88757b01542b65f2a84

Conflicts:
	res/values/psd_strings.xml
	res/xml/lockscreen_settings.xml
	src/com/android/settings/AOSPAL/LockscreenSettings.java