8a2360bf81Simplify TestLoadIarV0_1AbsentUsers() to use common IAR test setup. Make static dictionaries on NullUserAccountData instance instead to stop user accounts being carried over between tests
f86c438653Preservation of creator information now also working in IARs. Cleaned up usage help. Moved Osp around, deleted unnecessary OspInventoryWrapperPlugin, added manipulation of SOP's xml representation in a generic ExternalRepresentationUtils function.