Issue #2571235 by alexpott, claudiu.cristea, dawehner, Wim Leers, gabesullice, IJsbrandy, benjifisher, alisonjo315, larowlan, Berdir, effulgentsia, longwave, herom, dmouse, heddn, catch: [regression] Roles should depend on objects that are building the granted permissions

Issue #2949964 by Sam152, longwave, Berdir, amateescu: Add an EntityOwnerTrait to standardize the base field needed by EntityOwnerInterface

Issue #2983458 by seanB, pguillard, msankhala, marcoscano: Use assertSame() instead of assertEquals() in Media tests

Issue #2930788 by marcoscano, phenaproxima, Berdir, seanB: Do not show name by default in media displays