Fix: must query more data in order to be able to build unique keys of related objects for RelatedDatafile, DataCollection, and Job.
Fix: must query more data in order to be able to build unique keys of
related objects for RelatedDatafile, DataCollection, and Job.

git-svn-id: 5b1347ddac5aba1438c637217dfe0bb137609099@345 8efdbd46-c5fb-49ab-9956-99f62928ec21

icatproject/python-icat