anchor.diff:     magrittr_1.5.tar.gz \
      stringr_1.3.0.tar.gz \
      roxygen2_5.0.1.tar.gz \
  -   BH_1.65.0-1.tar.gz \
  +   BH_1.66.0-1.tar.gz \
      XML_3.98-1.10.tar.gz \
      xml2_1.2.0.tar.gz \
      curl_3.1.tar.gz \
  
positive.code:    https://mirrors.nics.utk.edu/cran/src/contrib/httr_1.3.1.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/RCurl_1.95-4.10.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/Rcpp_0.12.16.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/BH_1.65.0-1.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/xml2_1.2.0.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/curl_3.1.tar.gz \
     https://mirrors.nics.utk.edu/cran/src/contrib/jsonlite_1.5.tar.gz \
  
negative.code:    stringr_1.3.0.tar.gz \
     roxygen2_5.0.1.tar.gz \
     XML_3.98-1.10.tar.gz \
     BH_1.66.0-1.tar.gz \
     xml2_1.2.0.tar.gz \
     rversions_1.0.3.tar.gz \
     downloader_0.4.tar.gz
  