------------------
Jupyter-O2 detects and responds to Duo two-factor authentication
prompts automatically, requesting a Duo push by default.
This means that the arguments ``--2fa --2fa-code 1`` are no longer
required to use two-factor authentication; ``--2fa`` now has no effect.
Added
^^^^^
- Automatic detection and handling of 2FA prompts 10
- More error messages in case of job submission errors 11
- Interactive mode for responding to 2FA prompt 2