bug#53981: 28.0.91; shortdoc: Add support for outline-minor-mode

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Juri Linkov <juri@linkov.net>,  mail@daniel-mendler.de,
>   53981@debbugs.gnu.org
> Date: Wed, 09 Nov 2022 14:47:56 -0500
> 
> - is it likely that this one autoload will let other packages use this
>   library without a `require` at all (e.g. `define-inline`), or will we
>   end up needing N autoloads anyway?

I don't understand this.

> - how commonly is this library used (i.e. is it worth carrying the
>   N autoloads in every Emacs session, compared to having to write
>   `require` in a handful of files).

The answer to this one is that we currently have just 2 packages that
require this library.