• update example data to increase compatibility with new arrow package
  • fix DESCRIPTION imports warning to make r-universe friendly
  • if exists respect user-specified column order in load_X
  • added load_X functions for given CPS sample X
  • added version/citation retrieval functions
  • add support for tidy selection syntax of variables
  • improve monthly file extraction
  • add extract version metadata and version checking
  • Updated to use arrow 2.0.
  • Added percentages to one- and two-way cross tabulations
  • Use environment variables for default data locations
  • Added crosstab utility
  • Added ability to extract monthly files
  • Added download_cps()
  • The beginning!