demo menu can now leave quake dir.
scissor+line rendering abstracted from csqc.
added a rain particle effect to the 'high' particle set.
added support for parsing ezquake's koi stuff. Still only generates utf-8.
implemented some string-buffer builtins from dp that have been stubs for quite some time.
http code now supports/uses gzipped downloads properly.
added support for non-blocking tcp connects.
#pragma optimize makes more sense with the gui version now.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@4397 fc73d0e0-1445-4013-8a0c-d673dee63da5
In this version: replacement GL backend. Replacement D3D backend sharing code with GL. Lots of code reorganisation.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/branches/wip@3401 fc73d0e0-1445-4013-8a0c-d673dee63da5