Document 2nd UV support for models with $decaltexture.
Document $noenvmapmip and $envmaplightscaleminmax. Further document $envmaplightscale and $envmapanisotropy.
Confirm $fresnelreflection engine branches and shaders. DOES NOT seem to work in Orange Box on VertexLitGeneric.
Confirm $envmapsaturation bug on all engine branches.
Add images to show off $envmapfresnel, $envmaplightscale, and $envmapanisotropy.
Add an image that illustrates the differences between bumpscale numbers for height2ssbump.