Added r-systemfonts
Added r-readxl
Added r-rvest
Added r-reprex
Added r-knitr
Added r-highr
Added r-markdown
Added r-haven
Added r-readr
Added r-vroom
Added r-progress
Added r-bit64
Added r-tzdb
Added r-hms
Added r-modelr
Added r-lubridate
Added r-timechange
Added r-selectr
Added r-googlesheets4
Added r-cellranger