1. dataProviderInfo.ts: Added fields jurisdiction, thematic, contentpolicy, identifiers.
2. dataProvider.service.ts: Parse new fields.
3. dataProvider.component.html: Added label "Thematic" when true | moved "web page" under the labels | Show identifiers, jurisdiction and contentpolicy.
4. dataProvider.module.ts: Import ResultLandingUtilsModule.
5. parsingFunctions.class.ts: In method "parseIdentifiers()" added parsing for classid "re3data".
6. showIdentifiers.component.ts: Show identifier when key is "re3data" too.
7. string-utils.class.ts: In Identifier class added class and check for "re3data".
8. searchDataproviders.service.ts: In method "parseResults()" parse "pid" and set identifiers.
9. newSearchPage.component.ts: In method "createKeywordQuery()" added check for identifiers for entityTypes "datasource" and "service".