PostgreSQL TIME datatype fix

Original Reporter info from Mantis: lacak @lacak.sk

• Reporter name: LacaK

Description:

This patch:
- adds milisecond support
- does not add days to timeonly values
(revealed by running fcl-db test suite: TestTimeParamQuery)

Mantis conversion info:

• Mantis ID: 19567
• Version: 2.5.1
• Fixed in version: 2.6.0
• Fixed in revision: 18860 (#386b6c29)