[issue283] Add options to revert to revert only files of a certain status

[TK Soh]

On 6/5/06, Sébastien Pierre <sebastien at xprima.com> wrote:
> > It might be too late anyway, but I'd strongly suggest unifying the
> > interface meaning -r stands for revision in all commands (this would affect
> > at least hg status as well).
>
> I would vote for that too. Consistence is very important for usability.

On one I would like the options to be consistent wit their counterpart
in hg status, ie. 'hg revert -r' should act on the files reported by
'hg status -r'. On the other hand, -r is already used in 'hg revert'
as --rev, so....