Several optimizations.
Use faster MemCopy.
Even more optimizations.
Slightly simplified and optimized version.
Faster polygon sorting.
Vector3D ops are subject to aggresive inlining.
Some extra 3d rendering optimizations.
Generic table sort algorithm.
Calculate unique polygon edges.
3D related optimizations.
Remove some artifacts.
Minor changes.
Merge remote-tracking branch 'upstream/master'