bit64, covr, dbplyr, dtplyr, DBI, ggplot2, hms, knitr, Lahman
(>= 3.0-1), mgcv, microbenchmark, nycflights13, rmarkdown,
RMySQL, RPostgreSQL, RSQLite, testthat, withr
covr, ggplot2movies, hexbin, Hmisc, lattice, mapproj, maps,
maptools, mgcv, multcomp, nlme, testthat (>= 0.11.0), quantreg,
knitr, rpart, rmarkdown, svglite
covr, mockery, testthat, knitr, rmarkdown, withr
assertthat, bindrcpp (>= 0.2), glue (>= 1.1.0), magrittr,
methods, pkgconfig, rlang (>= 0.1), R6, Rcpp (>= 0.12.6),
tibble (>= 1.3.1), utils
digest, grid, gtable (>= 0.1.1), MASS, plyr (>= 1.7.1),
reshape2, scales (>= 0.4.1), stats, tibble, lazyeval
assertthat, openssl, rprojroot, curl, jsonlite