bug#23631: 25.0.94; Directories in completion-ignored-extensions not ignored

[Eli Zaretskii]

> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Fri, 27 May 2016 15:32:07 +0300
> 
> Evaluate something like
> 
> (file-name-all-completions "" "~/.emacs.d/")
> 
> On my machine, this returns a list which includes ".git/". It should
> not, however, because ".git/" is in completion-ignored-extensions.

This works as designed: completion-ignored-extensions only affects
file-name-completion, but not file-name-all-completions.  I've just
pushed a fix for the doc string of file-name-all-completions.  (The
ELisp manual correctly says that the variable has no effect in your
case.)