bug#19049: 25.0.50; emacs-repository-get-version doesn't work with git

[Eli Zaretskii]

> From: Lars Magne Ingebrigtsen <larsi@gnus.org>
> Cc: Eli Zaretskii <eliz@gnu.org>,  19049@debbugs.gnu.org
> Date: Fri, 14 Nov 2014 15:25:40 +0100
> 
> Argh!  But now my backported change didn't get marked with "Backport:"
> as per admin/notes.
> 
> Or is that outdated information?

No, it isn't outdated.  We haven't yet given up on having gitmerge.el
similar to bzrmerge.el, although I don't see anybody (besides Glenn)
who cares.