bug#17831: 24.4.50; bad default value for `Man-width'

[Stefan Monnier]

> This simple patch displays the buffer immediately,
> but then slowly fills it with unformatted output
> that doesn't look nice.

Indeed, that's why I haven't made this change in Emacs years ago (when
I made it in my local copy after getting too annoyed at the window-popup
disruption).  The solution is obvious, tho: "Just" move the reformatting
to the process-filter.


        Stefan