Issue #1807042 by tim.plunkett, effulgentsia: Rename entity storage/list/form/render controllers to handlers, part 1: organize existing annotation keys.

Issue #1849752 by effulgentsia, Berdir, jibran, neclimdul: Abstract non-Drupal-specific parts of AnnotatedClassDiscovery into a Drupal\Component base class.

Issue #1833334 by das-peter, plach, Berdir, fago: EntityNG: integrate a dynamic property data table handling.

Issue #1869250 by fago, Berdir, das-peter, YesCT, mradcliffe, fubhy: Various EntityNG and TypedData API improvements.

Issue #1831444 by das-peter, Berdir, andypost: Added EntityNG: Support for revisions for entity save and delete operations.

Issue #1188388 by plach, peximo, YesCT | Gábor Hojtsy, fago, webchick, Bojhan, podarok, cosmicdreams, Berdir, aspilicious, bforchhammer, penyaskito: Added Entity translation UI in core.

Issue #1763974 by tim.plunkett, EclipseGC, berdir, xjm, neclimdul, FabianX: Convert entity type info into plugins.

Issue #1696640 by fago, effulgentsia, tim.plunkett, dixon_, plach: Add a uniform Entity Property API.