oracle sdo converter: test for polygons with a combination of compound
and simple rings added
oracle sdo converter: support for polygons with a combination of
compound and simple rings implemented
oracle sdo converter: unit tests added, handling of multipolygons fixed
and limited support for unknown rings implemented.
Merge branch '3.4-oracle-sdo-fix' into idgis-risicokaart
Merge branch 'idgis-risicokaart' into idgis-risicokaart-build
version set to: 3.4-pre10-SNAPSHOT-rk6