anchor.diff:      RJSONIO_1.3-0.tar.gz \
       packrat_0.4.9-3.tar.gz \
       rsconnect_0.8.8.tar.gz \
  +    highlight_0.4.7.2.tar.gz \
       pkgdown_1.1.0.tar.gz \
       bookdown_0.7.tar.gz \
       blogdown_0.8.tar.gz \
  
positive.code:     https://mirrors.nics.utk.edu/cran/src/contrib/PKI_0.1-5.1.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/RJSONIO_1.3-0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/packrat_0.4.9-3.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/pkgdown_1.1.0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/bookdown_0.7.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/blogdown_0.8.tar.gz \
  
negative.code:     RJSONIO_1.3-0.tar.gz \
      packrat_0.4.9-3.tar.gz \
      rsconnect_0.8.8.tar.gz \
      highlight_0.4.7.2.tar.gz \
      pkgdown_1.1.0.tar.gz \
      bookdown_0.7.tar.gz \
      blogdown_0.8.tar.gz \
  