Changelog
* shortcuts high level public api expose 465
* `ParametersError` context property deprecated 462
* `Spec.create` deprecated 463
* Validators refactor 457
* Webhooks support 470
* Rename `UnmarshalContext` to `ValidationContext` 472
* Fix `PATH_PARAMETER_PATTERN` for DRF default value pattern. 468
* Fix falcon response data none 471
* Shortcuts backward compatible 482
* `RequestValidator` and `ResponseValidator` backward compatibility 487
* Fix flask decorator function return other types 489
* Fix integration `Request` `Response` factories check types fix 490
* Fix Requests request dont allow fragments 491
* Fix openapi packages update and tests 498
* unmarshallers integration tests 497
* Unmarshallers and validators refactor 508
* Shortcuts refactor 517
* Media type deserializers refactor 518
Backward incompatibilities
* Schema unmarshalling/validation returns `Invalid*` exception (`InvalidData`, `InvalidParameter`, `InvalidRequestBody`, `InvalidHeader`). Use `__cause__` property to get root cause exception.
* `InvalidSecurity` exception renamed to `SecurityNotFound`