Updated .appveyor.
Updated .appveyor.

jdryg/bgfx,jdryg/bgfx,emoon/bgfx,emoon/bgfx,bkaradzic/bgfx,bkaradzic/bgfx,jdryg/bgfx,LWJGL-CI/bgfx,LWJGL-CI/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx,bkaradzic/bgfx,LWJGL-CI/bgfx,emoon/bgfx,jdryg/bgfx