amend: do not traceback on no-ops
If rewrite() generated changeset happened to be an existing one, the
call would traceback when trying to obsolete the changeset with itself.
Instead, leave gracefully, marking any intermediate changeset extinct.
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Mutable History For Mercurial
=============================
:obsolete:
Introduce an ``obsolete`` concept that tracks new versions of rewritten
changesets.
:evolve:
A collection of commands to rewrite the mutable part of the history.
**These extensions are experimental and are not meant for production.**
See doc/ directory for details
Contribute
==================
This repository contains public immutable changeset. Developement happen here::
http://hg-lab.logilab.org/wip/mutable-history/
Make sure to pull lastest draft changeset before submitting new changeset.