Open issues:
- radius damage
  - make warpzone entities radiusdamage-able, and do a new radius damage on the
    opposite side
- grep for TODO and FIXME

Weapon support:

- laser: YES
- shotgun: YES
- uzi: YES
- grenadelauncher: YES
- electro: YES
- crylink: YES
- nex: YES
- hagar: YES
- porto: YES (bwahahahaha)
- hlac: YES
- minstanex: YES
- rifle: YES

- fireball: PARTIAL (no radius damage, laser damage)

- rocketlauncher: NO (guiding not working, trail bug)
- hook: NO (hook beam, pull not working)
- tuba: NO (sound)