1. env-properties.json: Add 'searchLinkToOrp', 'searchLinkToOrps', 'searchLinkToAdvancedOrps' for Other Research Products.
2. Add 'Other Research Products' in menu.
3. Add routing paths for landing, search, advanced search page of Other Research Products.
4. Add 'Other Research Products' tab in '/search/find'.
5. searchResult.component.ts, refineFieldResults.service.ts, searchFields.ts, ISVocabularies.service.ts: Add cases for 'Other Research Products'.
git-svn-id: https://svn.driver.research-infrastructures.eu/driver/dnet40/modules/uoa-services-library/trunk/ng-openaire-library/src/app@52816 d315682c-612b-4755-9ff5-7f18f6832af3
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