Assault Rifle resources

Added Mag, and Bullet for the Assault Rifle, and Rifle.
Added Arachnotron AltDeath

See Credits.txt for deatils.
Minor Weapon fixes

Fixed a few bugs, and added some more base states
Reorganized death and raise states

Added a default fallback, so that all states do not need to be defined
on every actor.
Compiled ACS

Fixed small bug in BumpLevel
Added Light Machinegun

See Credits.txt for details.