Console code no longer makes assumptions about con_main
Screenshots rework, for screenshot_360, but also some other cleanups.
Fixed an issue with beginpolygon (finally).
Added per-rtlight style strings.
Added cvar to control whether ents will be culled by fog.
Added define to disable IPLOG, etc.
Added r_editlights cvar and related commands, for whenever csaddon isn't available.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5338 fc73d0e0-1445-4013-8a0c-d673dee63da5
