D-Net

move Connect helper in the library| change help service to get communityId by parameter/domain (for connect or properties for explore) | add helper before/after option in search/advanced/table pages

Show full manager field if it doesn't contain @

1. Manage content providers of community (Remove and Add) functionality added (manage-content-providers.component, add-content-providers.component, remove-content-providers.component, manageContentProviders.service)
2. Fix links to manage content providers page (app.component, dashboard.component)

1. env-properties.ts: 'baseOpenaireLink' field added, which is base url for OpenAIRE portal.
2. searchResult.ts: 'subjects' and 'englishname' fields added (used by dataproviders).
3. searchDataproviders.service.ts: parse 'englishname'.

1. env-properties.json: 'baseOpenaireLink' field added for base link of OpenAIRE portal.
2. remove-projects.component.ts: 'communityUrl' variable added to build url for community portal, as soon as the communityId changes.
3. remove-projects.component.ts: do not set status of searchUtils to NONE, to avoid 2 messages about no results....

Add changes for meta for Argiro

Check if total publication, researchData or software > 0 to search for articles

1. add-projects.component: Links to project landing pages of OpenAIRE portal added.
2. remove-projects.component: Links to project landing pages of community portal added.
3. remove-projects.component: Modal to confirm removal of a project from the community added....

Remove spaces between authors and ; and change css class for ... in authors

Change css for most recent publications