attempt, curl, dplyr, httr, jsonlite, lubridate, magrittr,
progress, purrr, rlang, utils
attempt, curl, digest, dplyr, httr, jsonlite, lubridate,
magrittr, progress, purrr, rlang, stringr, utils
covr, ggplot2, httptest, knitr, rmarkdown, testthat,
tidyquant