v0.2.1-beta.4

Major bug fixes

v0.2.1-b4 comes with a more stable codebase, fewer errors and tests!

What's New

• Segments that implement a FILO type system, such as the default implementation can now use both first and last methods
• BaseManager.__setitem__ now only accepts segment classes for clarity and bug proofing
• Usual bug fixes

What's Changed

• Implement Testing & Installation by @Seniatical in #2

New Contributors

• @Seniatical made their first contribution in #2

Full Changelog: v0.0.1...v0.2.1-b4