bug#29111: 26.0.90; Erc keep-place module broken with new default of switch-to-buffer-preserve-window-point

[Eli Zaretskii]

> Date: Fri, 03 Nov 2017 08:58:48 +0100
> From: martin rudalics <rudalics@gmx.at>
> Cc: 29111@debbugs.gnu.org
> 
> Alternatively, we could allow ‘switch-to-buffer-preserve-window-point’
> have a buffer local value which would override the customizable value
> and add a new value, say 'always', which would allow the user to
> override a local 'nil' while the default 't' would have the local 'nil'
> prevail.  Maybe we'd then need a 'never' too ...

That's a possibility, but it would be too radical to go into 26.1, so
I think we should explore the less drastic alternatives first.