bug#20871: 25.0.50; fill-single-char-nobreak-p does not recognize a single-letter word when it is preceded by an open paren

[Eli Zaretskii]

> From: Marcin Borkowski <mbork@mbork.pl>
> Cc: 20871@debbugs.gnu.org
> Date: Wed, 24 Jan 2018 10:34:38 +0100
> 
> Also, after the merge it occured to me that I could have used rebase
> instead.  Would it be a better idea in the future?)

No, we don't recommend using rebase between public branches,
especially if there were merges from master to the feature branch.