`BitmapMask` would become corrupted when resizing the Phaser Game, either via the Scale Manager or directly, because the framebuffer and texture it used for rendering was still at the old dimensions. The BitmapMask now listens for the Renderer RESIZE event and re-creates itself accordingly. Fix #5399
`BitmapMask` would become corrupted when resizing the Phaser Game, either via the Scale Manager or directly, because the framebuffer and texture it used for rendering was still at the old dimensions. The BitmapMask now listens for the Renderer RESIZE event and re-creates itself accordingly. Fix #5399

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