Added sampler repeat test.
Added sampler repeat test.

MikePopoloski/bgfx,MikePopoloski/bgfx,jpcy/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx,jpcy/bgfx,fluffyfreak/bgfx,emoon/bgfx,attilaz/bgfx,emoon/bgfx,jdryg/bgfx,fluffyfreak/bgfx,fluffyfreak/bgfx,LWJGL-CI/bgfx,attilaz/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx,mendsley/bgfx,jpcy/bgfx,attilaz/bgfx,jpcy/bgfx,fluffyfreak/bgfx,jdryg/bgfx,MikePopoloski/bgfx,bkaradzic/bgfx,mendsley/bgfx,jdryg/bgfx,jdryg/bgfx,mendsley/bgfx,emoon/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx