2.1

VBSP Changes
clamped max displacements to 2048
increased max key length from 32 to 64
doubled textdata limits
doubled max unique texture limit
fixed maxdetailprops?
added HCC Tags

VVIS Changes
added HCC Tags

VRAD Changes
removed useless model loading functions, vrad now only looks for dx90.vtx, no real reason to have dx80s any more
added HCC Tags