Plone-restapi

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New features:


- Make types endpoint expandable.
[lgraf] (766)
- Factor out permission checks in users endpoint
to make it more easily customizable.
[lgraf] (771)


Bug fixes:


- Gracefully handle corrupt images when serializing scales.
[lgraf] (729)
- Docs: Make sure application/json+schema examples also get syntax highlighted.
[lgraf] (764)
- Return empty response for status 204 (No Content).
[buchi] (775)
- Return status 400 if a referenced object can not be resolved during deserialization.
[lgraf] (777)

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Bug fixes:


- Set effective_date and reindex obj on workflow transitions. [wkbkhard] (760)

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Bug fixes:


- Improve documentation for how to set relations by adding some examples.
[buchi] (732)
- Return an error message if a referenced object can not be resolved.
[buchi] (738)

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Bug fixes:


- types endpoint: Fix support for context aware default factories.
[lgraf] (748)

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Bug fixes:


- Handle ``None`` as a vocabulary term title in the vocabulary serializer.
[Rotonen] (742)
- Handle a term not having a title attribute in the vocabulary serializer.
[Rotonen] (742)
- Handle a term having a non-ASCII ``str`` title attribute in the vocabulary
serializer.
[Rotonen] (743)
- Fix time freezing in Plone 5.1 tests.
[lgraf] (745)

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New features:

- Use Black on the code base. [timo] (693)