Pomba appears to be using an older version of the SDC tosca parser and is failing to parse Casablanca CSARs

2018-11-02 18:16:51,579|||pool-2-thread-1||||INFO||||||| AC0004I|AC0004I request at url = http://pomba-sdcctxbuilder:9530/sdccontextbuilder/service/context?serviceInstanceId=63c1109f-51d5-4003-862e-bc9c167d6a9e&modelVersionId=37d69840-d4ba-461f-bb7f-c4dbc751c8a2&modelInvariantId=956dd18f-f5c4-49f6-bfe3-37f63e2fbaef resulted in http response: 500 Internal Server Error|
2018-11-02 18:16:51,580|||pool-2-thread-1||||ERROR||||||| Failed to retrieve model data for sdc, reason: Failed to parse CSAR file: Error: CSAR version is unsupported. Parser supports versions 3.0 to 7.0.