Settings: Keyguard Shake Events (2/2)

PS2: Dependency, same code
PS3: Another dependency, same code
PS4: Add "Keyguard Camera" to list
	of actions.  Will launch the camera
	as though it were launched via the widget.

Change-Id: I2e906c9a28ba5cb569d6b690b2e02a5e7e3e4720

Conflicts:
	res/values/slim_arrays.xml
	res/xml/security_settings_password.xml
	res/xml/security_settings_pattern.xml
	res/xml/security_settings_pin.xml