Cognitive Interaction Toolkit

New tutorials about writing recipes and distributions are online:

https://toolkit.cit-ec.uni-bielefeld.de/tutorials/writingrecipes
https://toolkit.cit-ec.uni-bielefeld.de/tutorials/writingdistributions

Also, the landing page: https://opensource.cit-ec.de/projects/citk
has been updated in order to reflect the latest developments