SlimRecent: Make it optional [2/2]

PS1: restart SystemUI espcially for what all that it is doing \:
Signed-off-by: anerik <anerikgames@gmail.com>

Conflicts:
	res/values/probam_strings.xml
	res/xml/system_ui_settings.xml
	src/com/android/settings/cyanogenmod/SystemUiSettings.java