This is not official but information was leaked via 4chan: boards(dot)4chan(dot)org/v/res/113255934
Nothing HUGE in the patch as of yet, but there was one thing that caught my attention:
If you look at this picture, www(dot)upload(dot)ee/image/1725141/WHAT03.jpg , look at the "Dreadknights" spell icons aswell as the one to the right. You clearly see that those are stolen from WoW.
www(dot)dotallyrad(dot)com/2011/10/12/hon-3-0-leak-possible-big-plays/#comments - For more information