Fixes bug on not always showing the source of the "Researcher" in "New DMP (Expert)" view.

dmp-frontend/src/app/ui/dmp/editor/general-tab/general-tab.component.ts

@@ -46,14 +46,14 @@ export class GeneralTabComponent extends BaseComponent implements OnInit {
 		initialItems: (excludedItems: any[]) => this.filterOrganisations('').pipe(map(result => result.filter(resultItem => (excludedItems || []).map(x => x.id).indexOf(resultItem.id) === -1))),
 		displayFn: (item) => item['name'],
 		titleFn: (item) => item['name'],
-		subtitleFn: (item) => item ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['tag'] : this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.NO-SOURCE')
+		subtitleFn: (item) => item['tag'] ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['tag'] : (item['key'] ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['key'] : this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.NO-SOURCE'))
 	};
 	researchersAutoCompleteConfiguration: MultipleAutoCompleteConfiguration = {
 		filterFn: this.filterResearchers.bind(this),
 		initialItems: (excludedItems: any[]) => this.filterResearchers('').pipe(map(result => result.filter(resultItem => (excludedItems || []).map(x => x.id).indexOf(resultItem.id) === -1))),
 		displayFn: (item) => item['name'],
 		titleFn: (item) => item['name'],
-		subtitleFn: (item) => item ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['tag'] : this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.NO-SOURCE')
+		subtitleFn: (item) => item['tag'] ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['tag'] : (item['key'] ? this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.SOURCE:') + item['key'] : this.language.instant('TYPES.EXTERNAL-DATASET-TYPE.NO-SOURCE'))
 	};
 	dmpProfileAutoCompleteConfiguration: SingleAutoCompleteConfiguration = {
 		filterFn: this.dmpProfileSearch.bind(this),