Main features added to IPython:

- Show function signature in the terminal while completing.

- Assignments can trigger the display mechanism.

- IPdb can be called recursively.

- Support for system-wide configuration.

- Built-in support for Progress Bar.

More details here:

http://ipython.readthedocs.io/en/stable/whatsnew/version6.ht...

Main features added to Jupyter Notebooks:

- Internationalization.

- Shutdown server from command-line.

More details here:

https://medium.com/jupyter-blog/jupyter-notebook-5-1-0-ddc8b...