message: Add tensorflow to the circleci docker image
  Needed for perslay
diff: @@ -58,7 +58,8 @@ RUN pip3 install \
  scikit-learn \
  sphinx \
  sphinx-paramlinks \
  - sphinxcontrib-bibtex
  + sphinxcontrib-bibtex \
  + tensorflow
  # apt clean up
  RUN apt autoremove && rm -rf /var/lib/apt/lists/*
  