Added texture rotations, Changed init method to initialize parameters by name
Added texture rotations, Changed init method to initialize parameters by name

--HG--
branch : feature/expose-texture-transform

maxwellalive/engine,sanyaade-teachings/engine,3DGEOM/engine,MicroWorldwide/PlayCanvas,nizihabi/engine,MicroWorldwide/PlayCanvas,aidinabedi/playcanvas-engine,SuperStarPL/engine,sereepap2029/playcanvas,SuperStarPL/engine,maxwellalive/engine,RainsSoft/engine,maxwellalive/engine,RainsSoft/engine,shinate/engine,sereepap2029/playcanvas,horryq/engine-1,3DGEOM/engine,horryq/engine-1,RainsSoft/engine,guycalledfrank/engine,guycalledfrank/engine,nizihabi/engine,playcanvas/engine,sereepap2029/playcanvas,H1Gdev/engine,aidinabedi/playcanvas-engine,shinate/engine,3DGEOM/engine,shinate/engine,H1Gdev/engine,horryq/engine-1,SuperStarPL/engine,nizihabi/engine,sanyaade-teachings/engine,playcanvas/engine,sanyaade-teachings/engine