v2.2.0

What's Changed

• Adjustments for PHP CS Fixer 3 by @derrabus in #111
• Drop support for Symfony 4 by @derrabus in #114
• Bump psr/http-message version by @erikn69 in #113
• Prepare the 2.2.0 release by @derrabus in #115

New Contributors

• @erikn69 made their first contribution in #113

Full Changelog: v2.1.4...v2.2.0