I fully support the leaking of data -- far too many things are classified -- up and until it reaches the point where the leaks directly get folks killed. At that point the leakers become criminals and should be prosecuted. It's especially egregious when they act as if they are saviors of mankind.
From the recent news involving rape and now this, it appears that Assange has some personal issues he is working through. They need to get rid of him and put somebody else in charge.
You can lose credibility in two ways: you can publish lies or you can recklessly publish harmful things. There is a fine line to walk for wikileaks, and they are straying from the path. I could tolerate the messiah complex if the editorial quality remained high. But it has not.