ClassRegistryTest: Error string for duplicate classes changed IndexTest1: Postgres raises ProgrammingError instead of  IntegrityError, sometimes; just catches either now.
ClassRegistryTest: Error string for duplicate classes changed
IndexTest1: Postgres raises ProgrammingError instead of 
IntegrityError, sometimes; just catches either now.


git-svn-id: fe2f45b2405132b4a9af5caedfc153c2e6f542f4@413 95a46c32-92d2-0310-94a5-8d71aeb3d4b3

sqlobject/sqlobject,sqlobject/sqlobject,drnlm/sqlobject,drnlm/sqlobject