v2.0.0

What's Changed

• V2 proposal by @Mike96Angelo in #1
• fix tests by @Mike96Angelo in #2
• Reorganize package files for npm/deno publish by @Mike96Angelo in #3
• V2 proposal by @Mike96Angelo in #4

Full Changelog: v1.2.0...v2.0.0

• Add a VariantTypeClass for deriving other variant types (sum types).
• Include Optional and Result variant type classes with helpful methods for operating on the variants.