[m-dev.] New stable release

[Julien Fischer]

On Mon, 17 Jan 2022, Julien Fischer wrote:

> It's high time we had a new stable release since the existing one is
> now a couple of years old.  I propose to create the release branch
> towards the end of this week unless anyone has particularly strong
> objections to doing so.  We'll try (this time) to have another stable
> release in six months time, so anything that doesn't make it into
> this release can go into the next one.

Towards the end of this week means Sunday, since I have some preparatory
work to do.

Julien.