[Mathematics] Fix issue with wrong indexer in Matrix3x3 (issue #516)
[Mathematics] Fix issue with wrong indexer in Matrix3x3 (issue #516)

manu-silicon/SharpDX,PavelBrokhman/SharpDX,weltkante/SharpDX,sharpdx/SharpDX,mrvux/SharpDX,andrewst/SharpDX,sharpdx/SharpDX,dazerdude/SharpDX,weltkante/SharpDX,davidlee80/SharpDX-1,dazerdude/SharpDX,waltdestler/SharpDX,TechPriest/SharpDX,davidlee80/SharpDX-1,RobyDX/SharpDX,davidlee80/SharpDX-1,PavelBrokhman/SharpDX,manu-silicon/SharpDX,waltdestler/SharpDX,TechPriest/SharpDX,weltkante/SharpDX,RobyDX/SharpDX,Ixonos-USA/SharpDX,Ixonos-USA/SharpDX,dazerdude/SharpDX,RobyDX/SharpDX,dazerdude/SharpDX,jwollen/SharpDX,waltdestler/SharpDX,mrvux/SharpDX,manu-silicon/SharpDX,davidlee80/SharpDX-1,jwollen/SharpDX,sharpdx/SharpDX,jwollen/SharpDX,PavelBrokhman/SharpDX,andrewst/SharpDX,Ixonos-USA/SharpDX,TechPriest/SharpDX,Ixonos-USA/SharpDX,fmarrabal/SharpDX,RobyDX/SharpDX,fmarrabal/SharpDX,TechPriest/SharpDX,PavelBrokhman/SharpDX,manu-silicon/SharpDX,weltkante/SharpDX,fmarrabal/SharpDX,jwollen/SharpDX,waltdestler/SharpDX,andrewst/SharpDX,mrvux/SharpDX,fmarrabal/SharpDX