v0.7.0

What's Changed

• report all XSD & Schematron errors in one run, simplify validation API by @vagenas in #95
  • BREAKING CHANGE: ValidationError no longer exposes file, xsd_valid, or schematron_valid; use xsd_errors and schematron_errors instead. CLI JSON output no longer includes a top-level file field.
• introduce archive format by @vagenas in #147
• update recommended file extensions by @vagenas in #148
• add <description> and <summary> by @vagenas in #150
• add archive packaging by @vagenas in #151
• prepare release v0.7.0 by @vagenas in #152

Full Changelog: v0.6.0...v0.7.0