V0.2.2

What's Changed

• Update README.md by @gwleuverink in #8
• Update README.md by @gwleuverink in #9
• Add coverage report by @gwleuverink in #10
• add codecov by @gwleuverink in #12
• improve coverage by @gwleuverink in #13
• Rewrite as core plugin by @gwleuverink in #14

Full Changelog: v0.2.1...v0.2.2