* fixed backpack dropping in deathmatch

* fixed monster sighting PVS problem

+ fix dos qcc

+ demon landing frame

+ trigger activated train

+ enforcer

+ dog

+ -1 ammo, 1 ammo on super shotgun, etc

+ invisible brushes for clip hull

+ grenade launcher shouldn't aim move

update ammo when picked up grenade launcher with rocket running

damage value on trains and secret doors

player stayed on console after leaving

jctest1 door fuckups

grenade open secret doors