bring in additions/changes made in customized extracts of the module #40
Description
See e.g. http://www.repronim.org/sfn2018-training/02-01-shell/ where we had some additional hints like to quit vim and some visualization
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See e.g. http://www.repronim.org/sfn2018-training/02-01-shell/ where we had some additional hints like to quit vim and some visualization