Fire Fight Improvement System file

* Fire-Fight Improvement System by Zooloo75
* Causes incoming gunfire to scramble a group, simulating panic, fear, and surprise.
* Units may accidentally fire their weapon out of fear from incoming fire (possibly resulting in friendly fire).
* Units do evasive maneuvers to avoid gunfire.
* Suppression is now effective against AI.
* Higher skilled soldiers tend to regain focus quicker.
* AI can now suppress other AI.
* Units lose focus as they take fire, making them difficult to command.
* Fir...