bug#24193: 25.1; `window-min-size' fails for horizontal width when margins >= body text

[Eli Zaretskii]

> Date: Mon, 15 Aug 2016 10:28:12 +0200
> From: martin rudalics <rudalics@gmx.at>
> CC: 24193@debbugs.gnu.org
> 
> We can install the attached hack in Emacs 25.1 and leave this
> subject alone until someone has a better solution.

Fine with me, modulo the provocative wording in the doc.

Thanks.