anchor.diff:  R CMD check <failing_package>.tar.gz
   R CMD INSTALL ~/data.table_1.9.6.tar.gz   # CRAN version to establish if fails are really due to data.table
   R CMD check <failing_package>.tar.gz
  -ls *.tar.gz | grep -E 'Chicago|dada2|flowWorkspace|LymphoSeq' | parallel R CMD check
  +ls -1 *.tar.gz | grep -E 'Chicago|dada2|flowWorkspace|LymphoSeq' | parallel R CMD check
   
   
   
  
positive.code: cat("New downloaded:",new," Already had latest:", old, " TOTAL:", length(deps), "\n")
  table(avail[deps,"Repository"])
  
  tocheck = deps
  cat(paste0(tocheck,"_", avail[deps,"Version"], ".tar.gz"),file="tocheck.txt",sep="\n")
  
  R CMD INSTALL ~/data.table_1.9.7.tar.gz   # ** ensure latest version installed **
  export _R_CHECK_FORCE_SUGGESTS_=false
  cat tocheck.txt | parallel R CMD check
  
  status = function(which="both") {
    if (which=="both") {
  
negative.code: for (p in deps) {
     fn = paste0(p, "_", avail[p,"Version"], ".tar.gz")
     if (!file.exists(fn)) {
       system(paste0("rm -f ", p, "*.tar.gz"))  # Remove previous *.tar.gz.  -f to be silent if not there (i.e. first time seeing this package)
       system(paste0("rm -rf ", p, ".Rcheck"))  # Remove last check (of previous version)
       if (!length(grep("bioc",avail[p,"Repository"]))) {
         install.packages(p)  # To install its dependencies really.
       } else {
  