AC130 Zombie Gunship update.

AC130 Zombie Gunship update.

Updated activation of gunship ground props.

Added gunship entry animation.

Added voice system (under testing).

Added an AK drum magazine version.

Updated gradual weapon upgrade and enhancement.

Updated gradual upgrade and enhancement of gunship weapons.

Newly added random spawn of small ammo boxes on the map.

Added random spawn of firearms on the map.