Superset - 2.1.1-rc3

The release candidate:
https://dist.apache.org/repos/dist/dev/superset/2.1.1rc3/

Git tag for the release:
https://github.com/apache/superset/tree/2.1.1rc3

The Change Log for the release:
https://github.com/apache/superset/blob/2.1.1rc3/CHANGELOG.md

The Updating instructions for the release:
https://github.com/apache/superset/blob/2.1.1rc3/UPDATING.md

Public keys are available at:
https://www.apache.org/dist/superset/KEYS

Full Changelog: https://github.com/apache/superset/compare/2.1.0...2.1.1rc3