- Improve facts columns balancing (#618)
- Allow to toggle checkboxes by clicking their label (#617)
- Add support for Python 3.9 (#619)
- pypuppetdb: raise version requirement >=2.4.0.rc1 because we need it for Python 3.9 support
(No changes since v3.1.0 RC1 except making this release final.)
(The post-releases of v3.1.0 have been created to push the new Docker image with the application, with all the appropriate tags).