It developed a little further in the meanwhile. You’ll find the files here:
https://owncloud.trolink.de/index.php/s/4Esht939YCGFtT0
And the discussion about it is here:
https://discuss.tryton.org/t/beginners-companion/3196
Not so much - but feel free to extend it.
Sorry, I cannot edit the initial posting, so people will always be guided to nirvana. 