updated revision to 0


git-svn-id: http://svn.macports.org/repository/macports/trunk/dports@101091 d073be05-634f-4543-b044-5fe20cf6d1d6
added postgresql* variants, kept old non-standard variants for upgrading, updated revision to 1, made postgresql92 variant the default, added pvanek as additional maintainer


git-svn-id: http://svn.macports.org/repository/macports/trunk/dports@101092 d073be05-634f-4543-b044-5fe20cf6d1d6