bug#3419: 23.0.94; calc, calendar and temp-buffer-resize-mode

[martin rudalics]

>> We have to make sure that it doesn't create too small windows.  Binding
>> `split-height-threshold' to zero might be too strong in some cases and
>> ignores user preferences.
>
> In this case users can express preferences by customizing
> `display-buffer-alist' to a different action.

Sure.  But we should also make sure that the standard behavior remains
unchanged.  Going through those "used to work for years" complaints is
no fun.

martin