0.85.4
o Implement music (OGG, MP3, WAV) playback
o A better fix for the infamous SV_TouchLinks problem, no more hard lockups with maps such as "whiteroom"
o Add support for mouse buttons 4 and 5
o Fix the "unalias" console command
o Restore the "screen size" menu item
o Fixed an erroneous protocol check in the server code
o Raised the default zone memory size to 384 kb
o Raised the default max_edicts from 1024 to 2048
o Revised lit file loading, the lit file must be from the same game directory as the map itself or from a searchpath with a higher priority
o Fixed rest of the compiler warnings
o Other minor sound and cdaudio updates