anchor.diff:     https://mirrors.nics.utk.edu/cran/src/contrib/ggdendro_0.1-20.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/mnormt_1.5-5.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/psych_1.8.4.tar.gz \
  +   https://mirrors.nics.utk.edu/cran/src/contrib/backports_1.1.2.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/broom_0.5.0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/reshape_0.8.7.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/prettyunits_1.0.2.tar.gz \
  
positive.code: RUN rm \
     RColorBrewer_1.1-2.tar.gz \
     maps_3.3.0.tar.gz \
     zoo_1.8-1.tar.gz \
     gcookbook_1.0.tar.gz \
     corrplot_0.84.tar.gz 
     
  
negative.code: RUN DEBIAN_FRONTEND=noninteractive R CMD INSTALL \
     RColorBrewer_1.1-2.tar.gz \
     maps_3.3.0.tar.gz \
     zoo_1.8-3.tar.gz \
     gcookbook_1.0.tar.gz \
     corrplot_0.84.tar.gz 
  
  