LITZ BETA 4 prototype (Beta 4 Prototype)

This version doesn't have many changes, I just wanted to get a working version out so that people can confirm that the AI and quests etc have been made more stable and that the kruglov bug is fixed.
========Title======= LITZ AKA Life In The Zone (BETA 4) Prototype ========Description======== NOTE: THIS MOD IS TO BE PLAYED ON MASTER LEVEL AND NOTHING ELSE AND SHOULD WORK WITH MOST VERSIONS OF STALKER HOWEVER I HAVE ONLY TESTED ON VERSION