Lockscreen: Enable power menu
ported from omnirom

Conflicts:
	res/values/purity_strings.xml
	res/xml/security_settings_biometric_weak.xml
	res/xml/security_settings_chooser.xml
	res/xml/security_settings_password.xml
	res/xml/security_settings_pattern.xml
	res/xml/security_settings_pin.xml
	src/com/android/settings/SecuritySettings.java
Increasing ringtone

Conflicts:
	res/values/purity_strings.xml
	res/values/ras_arrays.xml
fixed increasing Ringtone derp & See-through Strings update
quick-unlock duplicate (fixed)