Rework game_text rendering clientside to allow for 256 channels (from 6)
Also limit hold time to 0-300 seconds.
Allow 3 separate number inputs to certain mesh.* functions
mesh.Position
mesh.Normal
mesh.TangentS
mesh.TangentT
Only allow dx80/dx90.vtx files in gmpublisher
Fixed materials with matproxies sometimes getting permanent artificial refcount
Do not unmount server .GMA file for now