* - fix pytest setup that can be startet from the rootdir
- support python venv environment
- add pytest.ini
- move common settings from .vscode/settings.json into pytest.ini
- add missing requirements
- fix import paths for pytests
* - support python venv environment
* initial version
* - add missing requirements python-dotenv
* fix import paths for pytests
* fix pytest warnings
* initial version
* report 5 slowest test durations
* add more vscode settings for python
* use random IP adresses for unit tests
* Docker: The description ist missing (#171)
Fixes#167
* S allius/issue167 (#172)
* cleanup
* Sonar qube 6 (#174)
* test class ModbusConn