Test CocoonJS.App before binding listeners
Test CocoonJS.App before binding listeners

Fixes #492?

Thanks @KIVassilev

photonstorm/phaser-ce,photonstorm/phaser-ce,yupaul/phaser-ce,photonstorm/phaser-ce,yupaul/phaser-ce,photonstorm/phaser-ce,yupaul/phaser-ce,yupaul/phaser-ce