NXobject: add W3ID to identifier type#1621

woutdenolf wants to merge 1 commit intomainnexusformat/definitions:mainfrom

1620-add-w3id-to-the-open-enumeration-nxobjectidentifiernametype-attributenexusformat/definitions:1620-add-w3id-to-the-open-enumeration-nxobjectidentifiernametype-attributeCopy head branch name to clipboard