Use BaseProgressBar for callback

[flowerthrower]

BaseProgressBar offers similar/additional functionality (e.g. timing) as the Callback calss within the analytical_control module.

[rochisha0]

Hello @flowerthrower , can I take this issue? Also can you explain what exactly has to be done in this?

[flowerthrower]

Hi @rochisha0, I appreciate your offer to help and will get back to you after the workshop.
We are currently revisiting the entire qutip-qoc code base before the first release.