CODECtools: 0.5.0

What's Changed

• add support for reading a tabular-data-resource from a URL or folder
• change specifications to not accept census_tract_id and census_tract_vintage; instead, use one column (e.g., census_tract_id_2010)
• use year and optionally month columns for temporal definitions
• add check_codec_tdr_csv and friends for checking a tdr against the CODEC specifications
• internally, reformat specifications code so check documentation refers to it
• fixed bug for for unknown column classes

Full Changelog: v0.4.1...v0.5.0