message: Try to cache build/thirdparty directory
  Saves downloading again, extracting, compile, etc.
diff: @@ -62,7 +62,7 @@ jobs:
  - name: Install Dependencies (macOS)
  if: runner.os == 'macOS'
  run: |
  - brew install ninja boost eigen glew open-babel
  + brew install ninja eigen glew
  - name: Install Dependencies (Windows)
  if: runner.os == 'Windows'
  run: choco install ninja
  @@ -86,7 +86,7 @@ jobs:
  - name: Cache Qt
  id: cache-qt
  - uses: actions/cache@v1
  + uses: actions/cache@v2
  with:
  path: ../Qt
  key: ${{ runner.os }}-QtCache
  @@ -103,6 +103,12 @@ jobs:
  with:
  arch: x64
  + - name: Grab cache files
  + uses: actions/cache@v2
  + with:
  + path: ${{ runner.workspace }}/build/thirdparty
  + key: ${{ matrix.config.name }}-thirdparty
  +
  - name: Configure
  run: |
  mkdir "${{ runner.workspace }}/build"
  