([Full Changelog](https://github.com/jupyterlab/retrolab/compare/0.3.3...b9cba834c9f0cb150cbb4fff8f08007aa5bf08ca))
Enhancements made
- Add an 'interface switcher' to the toolbar [158](https://github.com/jupyterlab/retrolab/pull/158) ([yuvipanda](https://github.com/yuvipanda))
Contributors to this release
([GitHub contributors page for this release](https://github.com/jupyterlab/retrolab/graphs/contributors?from=2021-09-02&to=2021-09-03&type=c))
[jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fretrolab+involves%3Ajtpio+updated%3A2021-09-02..2021-09-03&type=Issues) | [yuvipanda](https://github.com/search?q=repo%3Ajupyterlab%2Fretrolab+involves%3Ayuvipanda+updated%3A2021-09-02..2021-09-03&type=Issues)