Add FlexMeasures plugins, USEF protocol, and Cariflex simulator

- flexmeasures-entsoe: ENTSO-E data plugin
- flexmeasures-weather: Weather data plugin
- USEF Flex Trading Protocol PDF (2.4MB)
- Cariflex simulator (publishes to Redis)
- Dashboard Grafana updated with correct InfluxDB queries
- All tools extracted in /tools/

tools/flexmeasures-weather/.github/workflows/lint-and-test.yml

@@ -0,0 +1,60 @@
+name: lint-and-test
+
+on: push
+
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    name: Check (on Python 3.11)
+    steps:
+      - uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+      - uses: actions/checkout@v3
+      - uses: pre-commit/action@v3.0.0
+
+
+  test:
+    needs: check
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        py_version: [ '3.11' ]
+    name: "Test (on Python ${{ matrix.py_version }})"
+    steps:
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.py_version }}
+      - name: Check out src from Git
+        uses: actions/checkout@v3
+      - name: Install SQL extensions
+        run: |
+          sudo apt-get update
+          sudo apt-get -y install postgresql-client
+          psql -h $PGHOST -p $PGPORT --file scripts/load-psql-extensions.sql -U $PGUSER $PGDB;
+      - name: Install necessary items for netcdf
+        run: |
+          sudo apt-get install libhdf5-serial-dev netcdf-bin libnetcdf-dev
+      - run: make test
+    env:
+      PGHOST: 127.0.0.1
+      PGPORT: 5432
+      PGUSER: flexmeasures_test
+      PGDB: flexmeasures_test
+      PGPASSWORD: flexmeasures_test
+
+    services:
+      # Label used to access the service container
+      postgres:
+        # Docker Hub image
+        image: postgres:14.17 
+        env:
+          POSTGRES_USER: flexmeasures_test
+          POSTGRES_PASSWORD: flexmeasures_test
+          POSTGRES_DB: flexmeasures_test
+        ports:
+          - 5432:5432
+        # needed because the postgres container does not provide a healthcheck
+        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5