Stone

Release Notes:

* Bump up version in setup.py to 3.2.0 ([199](https://github.com/dropbox/stone/pull/199))

* Make release_note_generator.sh executable ([198](https://github.com/dropbox/stone/pull/198))

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))

Release Notes:

* Update JS and TS routes to remove null parameters ([186](https://github.com/dropbox/stone/pull/186))

* Bump actions/setup-python from v2.1.2 to v2.1.3 ([185](https://github.com/dropbox/stone/pull/185))

* Add Release Scripts ([184](https://github.com/dropbox/stone/pull/184))

* Add missing comma between -z and --style-to-request ([182](https://github.com/dropbox/stone/pull/182))

Includes
* 172
* 173
* 174
* 175
* 176
* 177
* 178
* 179
* 180
* 181

Improvements to type stubs and a bugfix related to Python 2 compatibility of code generated under Python 3.

Additional memory usage optimizations.