Settings: Generic Blacklist support

Change-Id: I58aff50637b9bf71095ec791e16efd520e6c29a3

Conflicts:
	AndroidManifest.xml
	res/values/cm_arrays.xml
	res/values/cm_strings.xml
	res/xml/security_settings_app_cyanogenmod.xml
	src/com/android/settings/SecuritySettings.java
	src/com/android/settings/Settings.java
Fix: Blacklist menu buttons (add, prefs) were oddly squeezed when entering from CallSettings

When entered from Settings app, add and prefs button were on the bottom bar, but when entered from CallSettings, all 3 buttons were squeezed in the ActionBar at the top.

Change-Id: I92c11f85631484f61857c11f4402e9380b4c081a