- Add missing 'DBD::Pg::' qualifier in call of db::pg_server_version .
- Temporary fix for pg_server_version comparisons .
- Bump port revision.
Both errors are already fixed in CVS but patch for  from CVS
has some functional changes and committed fix was implemented
differently in less intrusive manner.
Submitted by: Robin Schilham <email@example.com> 
Jun Kuriyama <firstname.lastname@example.org>  (partially)