bug#32825: 27.0.50; Deterministic window management

[martin rudalics]

> Another problem with 'append' is that when the user switches
> to the window where *Backtrace* was displayed last time,
> and types 'C-x C-e' in that window, then *Backtrace* will be
> displayed in the same window.  Maybe it should have
> (inhibit-same-window . t)?

I wouldn't mind adding such a restriction.  Would you condition it on
the 'append' case or do it generally?

martin