bug#21973: [External] : bug#21973: 24.5; feature proposal: make dired header clickable

[Drew Adams]

> > Looked at this only quickly.
> >
> > +1.  It's a good idea to make dir-listing headers
> > into, essentially, clickable/RETable breadcrumbs.
> >
> > I can't speak to whether the patch sent is the
> > best/right way to do it - don't have time now to
> > look into it.
> >
> > But this should be done (maybe optionally, i.e.,
> > under user control) for each dir header in the
> > buffer.  That is, do it for inserted subdir
> > headers, as well as for the first (top-level)
> > dir header.
> 
> I've revised the patch to support also subdir headers
> in the buffer, using dired-after-readin-hook.

Sounds good.