Display default status when printing cvar from cvar<enter> or print <cvar>.
Fixed r_primitives so that it only is 0...3 range in normal use.
Updated r_fullscreen to be correct in rd-dedicated.
Add file completion to exec/execq.
Add cvarname completion to vstr.
Show default status in cvar<enter> and print cvar<enter> for SP.
Fixed bad Cvar getting with UI Cvar Create (SP).
Cleaned up SP's old usage of range checking in renderer.
Limit primitives to 0...3 in normal play. (SP)
Remove ROM from ui_r_glcustom in SP ui, as ROM and ARCHIVE are mutually exclusive.
Fix JK2 cvar sp_language being registered in renderer when not compiled with JK2 support at all.
Removed some cruft from tr_public.h (SP)