I don’t know that he has refused, but he definitely allowed Russia to play him like a fiddle in having him publish the DNC hack (and let’s not forget, it was a hack, not a leak) while holding on to RNC hacked data.
I have questions on if Trump wins in 2016 without Assange, and that’s enough to make me hate him.
They didn’t rule it unconstitutional, they ruled it incompatible with the 1946 Administrative Procedure Act. So the law could change it.
Granted, they could later try to rule it unconstitutional, but it would kill Looper Bright.