Cleanup the repository

[stephanbcbauer]

The repository contains three files:

The purpose was to describe and use them for the tutorial in another repository. Since we already included the information, the files (as separate files) are not needed any more.

The idea would be to delete them, or include the information in the readme

[stephanbcbauer]

@jkbquabeck @paullatzelsperger

[jkbquabeck]

Since we discussed this already: please go ahead and delete these files, unless @paullatzelsperger has different plans.

[hemantxpatel]

It has been done via PR #220