- cleaned up doc, made section on face winding clearer
MD3
- fixed coordinate system
- changed default face order for .shader files
MD2
- fixed coordinate system
- fixed face order
git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@367 67173fc5-114c-0410-ac8e-9d2fd5bffc1f