2. 'columnNames' variable added in search table pages (e.g. OpenAIRE Journals Table) to describe column names of the datatable.
3. Input 'columnNames' variable added in 'searchPageTableView' compontent, its value comes from search table pages (e.g. OpenAIRE Journals Table).
4. 'searchPageTableView' component updated and parametrized, to have datatable's columns either for content providers gotten by search API, or for projects gotten by community API.
git-svn-id: https://svn.driver.research-infrastructures.eu/driver/dnet40/modules/uoa-services-library/trunk/ng-openaire-library/src/app@50991 d315682c-612b-4755-9ff5-7f18f6832af3