Check server SQLState for xid does not exist and return XAException.XAER_NOTA from method along with exception.
Reuse PGSQLState object. Add a field for 42704 code.
Reuse PGSQLState object. Add a field for 42704 code. fixes #78.
Merge branch 'handle-rollback-xid-not-found' of github.com:whitingjr/pgjdbc into handle-rollback-xid-not-found
Merge pull request #76 from whitingjr/handle-rollback-xid-not-found

Handle rollback xid not found.