Added `beginDraw`, `batchDraw`, `batchDrawFrame` and `endDraw` methods for full batch control over the drawing.
Added `beginDraw`, `batchDraw`, `batchDrawFrame` and `endDraw` methods for full batch control over the drawing.

photonstorm/phaser,BeanSeed/phaser,spayton/phaser,BeanSeed/phaser,spayton/phaser,photonstorm/phaser