Merged in NRRPLT-7397-virtualcoach-requires-ipyker (pull request #17)

[NRRPLT-7397] Modified ipykernel version so jupyter notebook works with the ROS/rosbrigde version of tornado

Approved-by: Ugo Albanese <ugo.albanese@santannapisa.it>
Approved-by: Daniel Zimmermann <dzimmer@fzi.de>