Evolve 10.3.3 released

[Anton Shestakov]

We released a new version of the evolve extension: 10.3.3. It was
released and available on 2021-08-13, but I got to sending the
announcement only now. Sorry for the delay.

As usual, the release is available on PyPI and upgrade is recommended.

This is a bugfix release. The most notable changes are: compatibility
with Mercurial 5.9, and a bug that could lead to data loss when using
evolve commands on a merge commit was fixed. See
https://bz.mercurial-scm.org/show_bug.cgi?id=6416.

Thanks to all the people involved:

 * Anton Shestakov <av6 at dwimlabs.net>
 * Martin von Zweigbergk <martinvonz at google.com>
 * Matt Harbison <matt_harbison at yahoo.com>
 * Pierre-Yves David <pierre-yves.david at octobus.net>

## Evolve: 10.3.3

  * evolve: compatibility with Mercurial 5.9
  * fold: make sure to save commit messages in last-message.txt, also
    affects metaedit (issue6549)
  * touch/fold/metaedit/rewind: no longer lose changes from merge
    commits (issue6416). As a consequence (for technical reasons), when
    run with Mercurial 5.5 and earlier, these commands now require
    there to be no unresolved conflicts.

## Topic: 0.22.3

  * topic: correctly update from public commits with a (now hidden)
    topic when hg update is called without any revision (issue6553)
  * topic: fix the help text to show how to disable publishing