~dricottone/pkgbuilds

ref: 1834c944f57a5f7b63f6a2796f8132ec8d6577cc pkgbuilds/r-lifecycle d---------
Initial commit

A long journey to packaging r-tidyverse. The current highest-level
packages that are successfully built are dtplyr, waldo, callr, and xml2.
A handful of others (brio, digest, praise, units, zeallot) are currently
freestanding but will become dependencies soon.