Ability for maintainers to update own ports

[Sergey Matveychuk]

Thierry Thomas wrote:

> I agree: we don't need branching. The GNATS PR database may be used as a
> kind of "untested" branch. It's already possible to search for a port
> from <http://www.freebsd.org/cgi/query-pr-summary.cgi?query>, to grab
> the shar files or the patches, to test them, and then to report the
> results of these tests. A reviewed PR might be committed faster.

GNATS is not convinient for this purpose.
E.g. I can't to get PR changes notification.
Really I've sent some follow-ups and missed comments because of a sender 
forgot Cc: me.

May be GNATS4 will be better if upgraded some time.

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Sem.