* Release notes to 5174a26ec9
* Update version for v3.9.0
* Removed exclude_from_schema per deprecation policy.
* Updated list_route() and detail_route() deprecations.
* Weakened to PendingDeprecationWarning for `base_name`
cc @rpkilby.
* Add (beginning of) 3.9 release announcement.
@tomchristie: Input on OpenAPI and What’s Next very welcome! :)
* Add announcement section for Extra Actions in Browsable API
* Update release notes and add deprecation note for Django Guardian backend.
* Add release note for #6073
* Add release notes to dd19a44583
* Adding release notes
* Update 3.9 announcement
* Add Oct 18 release date
