Add Dmp Index (ref #252), compacted Dmp Listing so now both the user and the public listing will use one component (ref #253) and refactor operation context

Merge branch 'Development' of https://gitlab.eudat.eu/dmp/OpenAIRE-EUDAT-DMP-service-pilot into Development

Add zenodo DOI access token expiration check up and show proper pop up when the user has either no or expired token

Add zenodo DOI access token expiration check up and show proper pop up when the user has either no or expired token

Add zenodo DOI access token expiration check up and show proper pop up when the user has either no or expired token

When selecting "login with zenodo" it will prompt and login with zenodo, and the access token will be registered to the current user instead of re-login you in with the zenodo account.
Also disable Zenodo user login

Re organize DMP controller and manager functions and added the ability to add custom organization (not configurable yet) (ref #255)

The invite pop up will show only user collaborating with DMP that the current user also is collaborating (ref #258)

When generating DOI it will remain unpublished until the DMP got published, add reference identifier to the DMP (public overview) and add collaborators (associated users and researchers) to DOI generation (ref #257)

Georgios Kakaletris authored May 09, 2020 and Diamantis Tziotzios committed May 11, 2020

(cherry picked from commit d3915e26)

Merge branch 'Development' of https://gitlab.eudat.eu/dmp/OpenAIRE-EUDAT-DMP-service-pilot into Development

# Conflicts:
#	dmp-backend/web/src/main/java/eu/eudat/controllers/DMPs.java
#	dmp-backend/web/src/main/java/eu/eudat/logic/managers/DataManagementPlanManager.java