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Breaking changes:
- Code Style: isort + black.
Pyupgrade and six removal.
Short name usage of behaviors in tests.
Sleep in editing.rst reduced (saves 10sec in tests).
Use plone.base.
[jensens] (348)
Bug fixes:
- Make compatible with robotframework 3-5.
[maurits] (5)
- Replaced use of ``plone.api``.
That should not be done in Plone core.
[maurits] (346)
- Better naming and description of `plone.textindexer` in behaviors control panel.
[jensens] (347)