Merge branch 'master' of https://github.com/AWehrhahn/SME

.github/workflows/python-app.yml

@@ -28,6 +28,7 @@ jobs:
         python -m pip install --upgrade pip
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        if [ -f test-requirements.txt ]; then pip install -r test-requirements.txt; fi
         pip install .
     - name: Lint with flake8
       run: |