- reworked particles a bit (less gl-functions are used to draw each particle, mor CPU needed though)
- sped up flares a bit
- use lookup tables for bobbing items
- cleanup
- use LordHavoc's resampling code (which is much faster that glu)
- sped up loading of .tga and .pcx greatly
- protocol changes:
	- TE_RAILTRAIL now takes 2 vectors (-angles, calculate'em locally)
	- alpha value is now sent over net as byte not as float (-3 bytes)
- correct bouding boxes for models (both .md2 and .mdl)
- enabled rotating bmodels again
- misc changes here and there