- add optional sid argument to disconnect function ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/ff9f385bfed394c026fd9bb69e7ec803e0c53b5f))
- Fix typo in index.rst [650](https://github.com/miguelgrinberg/flask-socketio/issues/650) Fix typographical error in the Authentication section of the file. ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/8d64c781eb7c5d51103ef766a6cc5ab2af08dc77)) (thanks **Michael Obi**!)