mappings/VegCore-VegBIEN.csv: Only use institutionCode+collectionCode+catalogNumber as the authorlocationcode (location-scoping ID) if there is actually a catalogNumber. Otherwise, the mapping process would attempt to create one location for each collection in the datasource, when there should be one location for each specimen.
mappings/VegCore-VegBIEN.csv: Only use institutionCode+collectionCode+catalogNumber as the authorlocationcode (location-scoping ID) if there is actually a catalogNumber. Otherwise, the mapping process would attempt to create one location for each collection in the datasource, when there should be one location for each specimen.