Re: Removing rollback from VC mode - request for comment

[Steinar Bang]

>>>>> "Stephen J. Turnbull" <address@hidden>:

> In git-like DAG implementations, all history alterations require
> recreation of "forward history" as well.  It's theoretically possible
> to equivalence commits (eg, git provides grafts)

I hadn't heard about grafts before, but git has yet another possiblity
called "git replace" (that I have used), and this discussions seems to
indicate that replace is newer and better:
 
http://stackoverflow.com/questions/6800692/how-do-git-grafts-and-replace-differ-are-grafts-now-deprecated

Description of git-replace:
 http://git-scm.com/blog/2010/03/17/replace.html