master changes

# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
#
# Author:    Frédéric Collonval <fcollonval@gmail.com>
# Date:      Sun Sep 5 16:06:48 2021 +0200
#
# On branch master
# Changes to be committed:
#	modified:   .gitignore
#	deleted:    another.ipynb
#	modified:   another_file.txt
#	modified:   example.ipynb
#	modified:   file.txt
#	modified:   git_workflow.jpg
#	modified:   jupyter.png
#	new file:   master_file.ts
#
