PRIVATE : rename instances of 'content provider','software','dataset'
PRIVATE: new menus and page changes to link to new graph documentation pages
updated URLs to the broker swagger UI
PRIVATE: correct broker API
PRIVATE : update meta tag descriptions for all pages
PRIVATE new look and feel to match the graph.openaire.eu layout
OAI-PMH publisher completely dismissed as announced in January 2021
PRIVATE: adding matomo script
Authenticated requests to our APIs are now enabled.