bug#9532: 24.0.50; `special-display-regexps' is no longer respected

[Chong Yidong]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> So I agree those callers who used same-window-* should be changed to
> obey special-display-*, as for whether callers of switch-to-buffer
> should also obey special-display-* (and/or display-buffer-alist) I don't
> know for sure.

I've brought back pop-to-buffer-same-windows for those callers.