Version 0.19.2

Version 0.18.0

Added support for PXWEB API v2, including v2 metadata, table, data and JSON-stat2 response handling while preserving the existing v1 workflows.
Added v2 query helpers for common selections such as all values, latest values, top/bottom selections, aggregations and value sets.
Added pxweb_search() for searching PXWEB tables through both v2 table search endpoints and searchable v1 database roots.
Added pxweb_codelists() and expanded comment extraction so v2 codelists, dataset notes, dimension notes, value notes and observation status comments can be inspected from R.
Improved pxweb_get(), query validation, data-frame conversion and request splitting to work with both v1 and v2 APIs.
Updated the bundled API catalogue, README, vignette examples and documentation for the new v2 workflows.
Expanded automated coverage with mocked SCB v1/v2 fixtures, unit tests, live-test workflows, example checks and API catalogue audits.

Return better error messages when using as.data.frame() for pxweb metadata objects.
Fix Statistics Swedens new https API.

exposed pxweb_parse_response() and is_pxweb_response() to the package API for more advanced users that want to make their own httr calls to a PXWEB API.