v4.0.0

The new major version 4 is out. The Collection Library has evolved massively. Most of the new features are inspired by Kotlin. To get an idea of it, be sure to read the README.md

ATTENTION, version 4 contains a lot of breaking changes to 3.x

What's Changed

• Version 4 by @seboettg in #6
• Further improvements by @seboettg in #7

Full Changelog: v3.1.0...v4.0.0