revlog: extract 'checkhash' method Extract method that decides whether nodeid is correct for paricular revision text and parent nodes. Having this method extracted will allow revlog subclasses to implement custom way of computing nodes. In particular this change is necessary to implement manifest compression.

histedit: discard meaningless comment about 'hexlify node' Refactoring in 26b41a902195 made this comment meaningless. The node gotten by "discovery.findcommonoutgoing()" is hexlified in "between()" by "repo.set('%n::%n', old, new)".