bug#1806: dired-pop-to-buffer in wrong place

[martin rudalics]

>>> It would not override settings in special-display-buffer-names.
>> I just wanted to make sure that with "Things like `same-window'" you do
>> not intend a (same-window . t) entry in `special-display-buffer-names'.
>
> The way I see it, the `other-window' argument to pop-to-buffer should be
> able to provide such settings as well.  I.e. they could be provided both
> by the user in s-d-b-n and by the code in other-window.  And of course,
> application-provided settings would only take precedence over global
> settings and not over user cutomizations.

Currently, OTHER-WINDOW non-nil is an application-provided setting and
takes precedence over user customizations.

martin