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- Allow shorter syntax to set operation id: ``api.doc('my-operation')``
- Added a shortcut to specify the expected input model: ``api.expect(my_fields)``
- Added ``title`` attribute to fields
- Added ``api.extend()`` to extend models
- Ensure coherence between ``required`` and ``allow_null`` for ``NestedField``
- Support list of primitive types and list of models as body
- Upgraded to latest version of Swagger UI
- Fixes