Remove app security settings from lockscreen settings.

Change-Id: Id0f4c29bc52117b58392a35804c3cd2b3c7c631b

Conflicts:
	src/com/android/settings/SecuritySettings.java
Settings: Fix build warnings

Patch Set 1:	* remove untranslatable strings which
		  caused some build warnings

Change-Id: Ic9b7ca3f76363d1463beff4c65a8b853e84edd2c

Conflicts:
	res/values-fi/strings.xml
	res/values-pt/strings.xml
	res/values-ro/strings.xml