Version 2.5 is up and includes some fixes and updates, as I've explained before the new version includes:

Additions:
Waves
Multiplayer (bugged, crashed when 1 player dies, need to fix)
music

Updates:
interface
weapon sounds
Glow effects
turf icons

Fixes:
Weapon balancing
knockback
pistol not working until switched.
etc.

Hope you guys like it =)