anchor.diff:  	r-cran-htmltools \
   	r-cran-plyr \
   	r-cran-shiny \
  -	r-cran-rgeos \
  -	r-cran-rgdal \
   	r-cran-hmisc \
   	r-cran-ggplot2 \
   	r-cran-latticeextra \
  
positive.code: 	r-cran-gridextra \
  	r-cran-bitops \
  	r-cran-rcurl \
  	r-cran-rjsonio \
  	r-cran-raster
  
  RUN wget --no-verbose https://s3.amazonaws.com/rstudio-shiny-server-os-build/ubuntu-12.04/x86_64/VERSION -O "version.txt" && \
  
negative.code: 	gdebi -n ss-latest.deb && \
  	rm -f version.txt ss-latest.deb
   
  RUN R -e "install.packages(c('ghit', 'rgdal', 'rgeos', 'RJSONIO', 'RColorBrewer', 'fortunes', 'RcppTOML'), repos='https://cran.rstudio.com/')"
  
  RUN R -e  "ghit::install_github('jeffreyhanson/leaflet-shiny')"
  
  