dplyr, httr, digest, lazyeval, readr, purrr, magrittr
maps, maptools, readr, tibble, rgeos, sf, knitr, rmarkdown,
lubridate, units, jsonlite, ggplot2, zoo, lintr, testthat, covr
maps, maptools, tibble, rgeos, sf, knitr, rmarkdown,
lubridate, units, jsonlite, ggplot2, zoo, lintr, testthat, covr