[patch] remove default diff prefix; support -p0 and -p1

[Martin Pool]

On  3 May 2006, Wayne Davison <wayned at samba.org> wrote:
> You missed a couple places where --diff-prefix should have changed to
> just --prefix:
> 
> > -    # TODO: Allow diff across branches.
> > +        bzr diff --diff-prefix old/:new/
> 
> [...]
> 
> > +            if not ':' in prefix:
> > +                 raise BzrError("--diff-prefix expects two values separated by a colon")
> > +            old_label, new_label = prefix.split(":")
> 
> ..wayne..

Thanks, fixed

-- 
Martin