>=dev-lang/R-3.3
sci-CRAN/dplyr
sci-CRAN/generics
sci-CRAN/kSamples
sci-CRAN/ggplot2
virtual/MASS
sci-CRAN/purrr
sci-CRAN/rlang
sci-CRAN/tibble

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_lintr?
      ( sci-CRAN/lintr )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_spelling?
      ( sci-CRAN/spelling )

r_suggests_testthat?
      ( sci-CRAN/testthat )

r_suggests_tidyr?
      ( sci-CRAN/tidyr )

r_suggests_vdiffr?
      ( sci-CRAN/vdiffr )

dev-lang/R:=