On Dec 9, 2008, at 4:56 PM, Nick Kew wrote:
It's unfortunate there's no clear copyright statement, but would it not be reasonable to assume Copyright Pan Qingfeng and deal with him? Contact other contributors as a courtesy, but not let it worry us if some of them prove uncontactable, only if someone actually objects?
Submitting a patch or code does not imply copyright assignment. So we cannot assume copyright Pan for the whole thing.