Release Notes:
* Fix issue tracking recursive references to custom annotations ([197](https://github.com/dropbox/stone/pull/197))
* Revert "Decoding intput files as utf8 after reading ([195](https://github.com/dropbox/stone/pull/195))" ([#196](https://github.com/dropbox/stone/pull/196))
* Decoding intput files as utf8 after reading ([195](https://github.com/dropbox/stone/pull/195))
* Add optional flag allowing wrapping responses in a parent class for J… ([192](https://github.com/dropbox/stone/pull/192))
* Bump actions/setup-python from v2.1.3 to v2.1.4 ([193](https://github.com/dropbox/stone/pull/193))
* Bump codecov/codecov-action from v1.0.13 to v1.0.14 ([194](https://github.com/dropbox/stone/pull/194))
* Update pytest requirement from <5 to <7 ([191](https://github.com/dropbox/stone/pull/191))
* Fix doc string in argument only shows nullable without wrapping data type.
* Update Package Requirements Files ([189](https://github.com/dropbox/stone/pull/189))
* Update Python Backend Docstring ([188](https://github.com/dropbox/stone/pull/188))
* Fix Release Note links to include https:// for absolute redirect ([#187](https://github.com/dropbox/stone/pull/187))