anchor.diff:  sudo apt-get -y install libjq-dev libprotoc-dev libprotobuf-dev and protobuf-compiler   # for protolite
   sudo apt-get -y install python-dev  # for PythonInR
   sudo apt-get -y install gdal-bin libgeos-dev  # for rgdal/raster tested via lidR
  +sudo apt-get build-dep r-cran-rsymphony   # for Rsymphony: coinor-libcgl-dev coinor-libclp-dev coinor-libcoinutils-dev coinor-libosi-dev coinor-libsymphony-dev
   sudo R CMD javareconf
   # ENDIF
   
  
positive.code: }
  
  # ** ensure latest version installed into revdeplib **
  system("~/build/R-3.5.0/bin/R CMD INSTALL ~/GitHub/data.table/data.table_1.11.5.tar.gz")
  run()
  
  out = function(fnam="~/fail.log") {
  
negative.code: # Follow: https://bioconductor.org/install/#troubleshoot-biocinstaller
  # Ensure no library() call in .Rprofile, such as library(bit64)
  source("http://bioconductor.org/biocLite.R")
  biocLite()   # keep repeating until returns with nothing left to do
  # biocLite("BiocUpgrade")
  # This error means it's up to date: "Bioconductor version 3.4 cannot be upgraded with R version 3.3.2"
  