RubyRep: Adjusting postgresql test creation script to support RubyRep on postgresql 8.x
MySql: adjusting to use the correct HOSTNAME attribute in DB_URL
PostgreSql: adjusting to use the correct HOSTNAME attribute in DB_URL and adding SERVICE_UP check in SshMachineLocations
Merge pull request #588 from aplowe/RUBYREP

RubyRep: Adjusting to support RubyRep test on postgresql 8.x