Don't bother creating a Sprite for completely empty layers.
Don't bother creating a Sprite for completely empty layers.

aduros/flambe,playedonline/flambe,weilitao/flambe,markknol/flambe,aduros/flambe,mikedotalmond/flambe,Disar/flambe,playedonline/flambe,aduros/flambe,mikedotalmond/flambe,playedonline/flambe,aduros/flambe,mikedotalmond/flambe,markknol/flambe,weilitao/flambe,Disar/flambe,Disar/flambe,weilitao/flambe,mikedotalmond/flambe,playedonline/flambe,weilitao/flambe,markknol/flambe,Disar/flambe