Unset skipRender to empty button objects with text children, so to not cause artifacts caused by recent Phaser update to 2.4.4 (https://github.com/photonstorm/phaser/issues/2141).
Unset skipRender to empty button objects with text children, so to not cause artifacts caused by recent Phaser update to 2.4.4 (https://github.com/photonstorm/phaser/issues/2141).

puzzud/gjweb,puzzud/gjweb