fix compiler warning in goracle backend
fix cursor leak in goraclebackend
update zone2sql oracle query and s/oracle/goracle
add goracle backend to regression tests
goracle backend query/schema updates
add goracle backend query logging
goracle backend escaping
disable goracle transactions in zone2sql (for now)
goracle backend schema update
uninitialized var in goracle backend
add skip-unboundhost to basic-nonzone test
whitespace and comment changes goracle backend
Merge pull request #1187 from mind04/oracle

goracle backend fixes and improvements