>=dev-lang/R-3.2
sci-CRAN/readr
sci-CRAN/tibble
sci-CRAN/intervals
sci-CRAN/stringi
sci-CRAN/stringr

r_suggests_covr?
      ( sci-CRAN/covr )

r_suggests_dplyr?
      ( sci-CRAN/dplyr )

r_suggests_ggplot2?
      ( sci-CRAN/ggplot2 )

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_testthat?
      ( sci-CRAN/testthat )

r_suggests_tidyr?
      ( sci-CRAN/tidyr )

dev-lang/R:=