Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits
Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files
Issue #2158571 by tstoeckler, dawehner, kgoel, tim.plunkett, catch, effulgentsia: Routes added in RouteSubscribers cannot be altered.
Issue #2068471 by dawehner, Crell, tim.plunkett, jibran, fubhy, larowlan: Normalize Controller/View-listener behavior with a Page object.
Issue #1801570 by effulgentsia, klausi, Crell, disasm: DX: Replace hook_route_info() with YAML files and RouteBuildEvent.
Revert "Issue #1801570 by effulgentsia, klausi, Crell: DX: Replace hook_route_info() with YAML files and RouteBuildEvent. This unintentionally broke REST module tests." This reverts commit 7bf7eb83.
Issue #1801570 by effulgentsia, klausi, Crell: DX: Replace hook_route_info() with YAML files and RouteBuildEvent.