Handle cubemap changes when material references a cubemap
Handle cubemap changes when material references a cubemap

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