bug#16074: 24.3.50; enhancement request: Remove "pop" from command names & doc for `C-(u|x) C-SPC'

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Date: Sun, 25 Aug 2019 23:09:45 +0300
> Cc: Lars Ingebrigtsen <larsi@gnus.org>, Stefan Kangas <stefan@marxist.se>,
>  16074@debbugs.gnu.org
> 
> > A position is NOT popped off the ring.  That's what's
> > wrong with all of these.  Likewise, the doc in the
> > manuals.
> >
> > The enhancement request is to fix this wrong
> > terminology wrt BOTH `global-mark-ring' and
> > `mark-ring'.
> 
> And `yank' doesn't yank, and `kill' doesn't kill literally.

And 'window' is not a window, it's a pane; and 'frame' is actually a
window, etc. etc.

> What is the most important is that docstrings should describe
> the behavior in all details.  The name is more a matter of taste.

Indeed.  Especially since what these functions really do is only
slightly different from a literal "pop".

We shouldn't waste our time on such renaming, IMO.