intrusive PORTREVISION bumping

[Mikhail Teterin]

> Complaining to us won't help, because we will be following the exact
> same procedure for the next release. Your best bet would be to try to
> convince the openoffice team to read emails and PRs from time to time.

Well, you will, I hope, exclude editors/oodict-all next time.
*/openoffice-templates should, probably, be left alone too.
 
> That being said, if you can think of a better deployment plan for new
> glib20 library versions, please let us know!

I think, going through binaries (executables and libraries) installed by
each "nominated" port with ldd ought to do it.

Most of the ports are available as pre-built packages, fetching and
examining them can be automated.

	-mi