anchor.diff:  RUN iruby register
   
   # R packages
  -RUN conda config --add channels r && conda install --yes r-irkernel r-plyr r-devtools r-rcurl r-dplyr r-ggplot2 \
  -    r-caret rpy2 r-tidyr r-shiny r-rmarkdown r-forecast r-stringr r-rsqlite r-reshape2 r-nycflights13 r-randomforest && conda clean -yt
  -
  -# IJulia and Julia packages
  -RUN julia -e 'Pkg.add("IJulia")' && \
  -    julia -e 'Pkg.add("Gadfly")' && julia -e 'Pkg.add("RDatasets")'
  +RUN conda config --add channels r && \
  +    conda install --quiet --yes \
  +        'r-dplyr r-ggplot2 r-tidyr r-stringr' && \
  +    conda clean -tipsy
   
   # IHaskell + IHaskell-Widgets + Dependencies for examples
   RUN cabal update && \
  
positive.code: 
  RUN rm /etc/profile.d/conda.sh
  
  # Create user and group with the same UID and GID as the Galaxy main docker container.
  #RUN groupadd -r jupyter -g 1450 && \
  #    useradd -u 1450 -r -g jupyter -d /home/jupyter -c "Jupyter user" jupyter && \
  #    chown jupyter:jupyter /home/jupyter
  
  # We can get away with just creating this single file and Jupyter will create the rest of the
  # profile for us.
  
negative.code: USER jovyan
  
  # Python packages
  RUN conda config --add channels r && conda install --yes biopython rpy2 \
      cython patsy statsmodels cloudpickle dill && conda clean -yt && pip install --no-cache-dir bioblend galaxy-ie-helpers
  
  # Now for a python2 environment
  RUN conda create -p $CONDA_DIR/envs/python2 python=2.7 ipykernel biopython rpy2 \
      cython patsy statsmodels cloudpickle dill && conda clean -yt && \
      /bin/bash -c "source activate python2 && pip install --no-cache-dir bioblend galaxy-ie-helpers"
  
  RUN $CONDA_DIR/envs/python2/bin/python \
  