v0.4.0

What's Changed

• Fix typo in functions definitions by @yassinebenaid in #5
• Fix typo in function definition by @yassinebenaid in #6
• fix general named types are not covered by @yassinebenaid in #8
• clean up unecessary dumper methods by @yassinebenaid in #9
• introduce new theming logic by @yassinebenaid in #10
• updated readm && demo by @yassinebenaid in #11
• fix bug: stringable types are treated as string not as their actual type by @yassinebenaid in #12
• Add unit tests by @yassinebenaid in #13

Full Changelog: v0.3.0...v0.4.0