Daetools add regression test with sourceforce daetools (#127)

Adds an extra workflow which tests mpet with a newer daetools pulled from sourceforge

.github/workflows/mpet-regression-test-sourceforge-daetools.yml

@@ -0,0 +1,73 @@
+name: MPET regression test with daetools 2.2.0 from sourceforge on python 3.10
+
+on: [push, workflow_dispatch]
+
+jobs:
+  test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.10"]
+    defaults:
+      run:
+        shell: bash -l {0}
+    steps:
+
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 1
+        path: mpet
+
+    - uses: conda-incubator/setup-miniconda@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+        mamba-version: "*"
+        channels: conda-forge,defaults
+        activate-environment: mpet-env
+
+    - name: Install dependencies for daetools
+      run: |
+        mamba install numpy scipy matplotlib pyqt lxml pandas h5py openpyxl
+
+
+    - name: Install daetools from sourceforge
+      run: |
+        curl -L 'https://master.dl.sourceforge.net/project/daetools/daetools/2.2.0/daetools-2.2.0-gnu_linux-x86_64.zip' -o dae.zip
+        unzip dae.zip
+        cd daetools*
+        python setup.py install
+
+    - name: Install additional dependencies using mpet's setup.py
+      run: |
+        cd mpet
+        pip install .[test]
+
+    - name: Set up test for modified branch
+      run: |
+        cd mpet/bin
+        rm -rf workdir
+        mkdir workdir
+        cd workdir
+
+        cp ../run_tests.py .
+        ln -s ../../mpet .
+        ln -s ../../tests .
+
+    - name: run tests for modified branch and get coverage
+      run: |
+        cd mpet/bin/workdir
+        coverage run --source=../../mpet/ run_tests.py --test_dir ./tests --output_dir ../../bin/workdir/modified > /dev/null
+
+    - name: upload Coveralls
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        cd mpet/bin/workdir
+        coveralls --service=github || : #Dont fret if if fails
+
+    - name: Checks test results
+      run: |
+        cd mpet/tests
+        pytest --baseDir=ref_outputs --modDir=../bin/workdir/modified compare_tests.py