3.1.1

Full Changelog: 3.1.1...3.1.1

What's Changed

• update changelog format by @vincentsarago in #154
• Cache remote JSON schemas by @avbentem in #155
• add request and jsonschema optional dependencies by @vincentsarago in #156
• release 3.1.1 by @vincentsarago in #157

New Contributors

• @avbentem made their first contribution in #155

Full Changelog: 3.1.0...3.1.1