Issue #2076033 by juampy: Fixed PHP warning when looking if a REST resource defines authentication providers.

This reverts commit a567be3e.

Issue #1891052 by klausi: Fixed Protect write operations from CRSF by requiring an token (when using cookie/session-based authentication).

Issue #1858676 by heyrocker, sun, Damien Tournoud: Fixed Rest module config is named improperly and no default config is supplied.

Issue #1793520 by disasm, klausi, tnightingale, Crell: Add access control mechanism for new router system.

Issue #1801570 by effulgentsia, klausi, Crell, disasm: DX: Replace hook_route_info() with YAML files and RouteBuildEvent.