anchor.diff:      RcppArmadillo_0.9.100.5.0.tar.gz \
       servr_0.10.tar.gz \
       xaringan_0.7.tar.gz \
  +    PKI_0.1-5.1.tar.gz \
  +    RJSONIO_1.3-0.tar.gz \
  +    packrat_0.4.9-3.tar.gz \
       rsconnect_0.8.8.tar.gz \
       pkgdown_1.1.0.tar.gz \
       bookdown_0.7.tar.gz \
  
positive.code:     https://mirrors.nics.utk.edu/cran/src/contrib/servr_0.10.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/xaringan_0.7.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/rsconnect_0.8.8.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:     RcppArmadillo_0.9.100.5.0.tar.gz \
      servr_0.10.tar.gz \
      xaringan_0.7.tar.gz \
      PKI_0.1-5.1.tar.gz \
      RJSONIO_1.3-0.tar.gz \
      packrat_0.4.9-3.tar.gz \
      rsconnect_0.8.8.tar.gz \
      pkgdown_1.1.0.tar.gz \
      bookdown_0.7.tar.gz \
  