UZG Remastered v0.2

HEY, MAJOR UPDATE? v0.2.0

--ADDITIONS--

-Added the NEX Railgun. Yes, I named dropped myself, wasn't sure what else to call it. 

-Added a new AI pathfinding system

-Added AI jump start animations

-Added AI jump end animations

-Added headshot gore fx for normal zombies.

-Added new Perk Icons courtesy of Doorknob/Jaydon

--FIXES--

-Fixed barricades being able to be walked through.

-Fixed  a majority of broken AI pathfinding

--ADJUSTMENTS--

-Headshots deal 2.5x damage as opposed to 2x now. Body shots deal 1.5x for reference. so 2x didn't feel all too well.

-Adjusted various texture resolutions, smaller file size now.