1. Fixed a type mismatch problem in acs-messaging for PostgreSQL that was
ignored by versions before 7.3 and therefore had been missed.
2. Fixed a problem in static pages regarding misunderstanding of how
nsv_array set works by someone who worked on it at some point.
3. Fixed a typo in static pages for PostgreSQL (misspelled function
name)
4. Fixed a typo in a query in survey.