4.0.0

Breaking changes around performance.

What's Changed

• Hitbox idea by @Lazerbeak12345 in #25

Full Changelog: 3.3.0...4.0.0

Version 3 release

Full Changelog: v2.0.0...3.0.0

2.0 Release

This is the first stable release! I plan to support it until the release of v4, the next even-numbered release.