bug#49069: 28.0.50; [PATCH] Use display-buffer for re-builder

[pillule]

pillule <pillule@riseup.net> writes:

> Hi, I wished re-builder was in a dedicated window (otherwise killing its 
> buffer let
> you with an unwanted buffer in a narrow window), so I wrote a patch about it.
> It also have the benefit to uses display-buffer and so, to allow 
> user-customization.

This second one is more reliable when it comes to call re-builder from a side
window.
(the original version simply prevented that case since a side window is not
splittable)

0002-Use-display-buffer-with-re-builder.patch
Description: Use display-buffer for re-builder

I also tested it against the atomic windows showcased in the manual
and it seems ok, but I am not familiar with them.