anchor.diff:     Rcpp_0.12.7.tar.gz \
      htmltools_0.3.5.tar.gz \
      yaml_2.1.13.tar.gz \
  -   stringi_1.1.1.tar.gz \
  +   stringi_1.1.2.tar.gz \
      magrittr_1.5.tar.gz \
      mime_0.5.tar.gz \
      stringr_1.1.0.tar.gz \
  
positive.code:    formatR_1.4.tar.gz \
     highr_0.6.tar.gz \
     markdown_0.7.7.tar.gz \
     stringi_1.1.1.tar.gz \
     magrittr_1.5.tar.gz \
     stringr_1.1.0.tar.gz \
     knitr_1.14.tar.gz \
  
negative.code:    openssl_0.9.4.tar.gz \
     withr_1.0.2.tar.gz \
     brew_1.0-6.tar.gz \
     stringi_1.1.2.tar.gz \
     magrittr_1.5.tar.gz \
     stringr_1.1.0.tar.gz \
     roxygen2_5.0.1.tar.gz \
  