Fix bug where repeatX/repeatY were ignored for power of two textures.
Fix bug where repeatX/repeatY were ignored for power of two textures.

rachelharvey/playn,longtaoge/playn,playn/playn,playn/playn,rachelharvey/playn,ruslansennov/playn2,thecocce/playn-1,longtaoge/playn,ruslansennov/playn2,thecocce/playn-1,tinkerstudent/playn,tinkerstudent/playn,playn/playn