Published on 2021-01-19.

* fix(web): better font-wait null guards (#4286)
* fix(web): uses CSS line-height to vertically center oversized OSK keycaps (#4255)
* fix(web): no key previews for special keys reliant on keyboard-specific OSK font (#4282)
* fix(web): default kbd ui name is now generic (#4293)

Minor fixes and performance improvements