It is out, and I am D/Ling it now. From what I read, it adds a bunch of new stuff, including an engine update, bullet penetration (no more door camping), a new map, and a bunch of other stuff.
Bad news is that you can only d/l the full 1.6 game. You can't just update 1.5.
AIYEEEE. Well, the obstacle course was fixed once I downloaded the patch to 1.6 and updated. Then I went back to the marksman course and got the expert badge. The the game froze and my comp went to the blue screen of death, once I came back, the entire training course had reset itself