fixed testUpdateWithPgObject; date was returning 2010-11-03 not 2010-11-3
Fix again the test code of testUpdateWithPGobject

Fix the ResultSet cannot be updated by initialize statement with
flag "CONCUR_UPDATABLE"

Set primary key for test table "testpgobject" to resolve
"No primary key" issue when trying to update the table
Merge pull request #233 from kingter/fix_testUpdateWithPGobject_resultset

Fix the test code of testUpdateWithPGobject, for cannot update ResultSet
Update travis build matrix to include multiple versions of backend
Force build failure if any test fails
Fix user used to run pg_terminate_backend in ConnectionPoolTest
Force client_min_messages in CallableStmtTest
junit4 and junit41 tests run without junit in ant classpath
Merge pull request #234 from alexismeneses/ContinuousIntegrationImprovements

Continuous integration improvements
Thanks!