[Full Changelog](https://github.com/ReactKit/SwiftState/compare/4.0.0...4.1.0) - Add `addAnyHandler()`. [#41](https://github.com/ReactKit/SwiftState/pull/41) ([inamiy](https://github.com/inamiy)) - Do not use hashValue in comparison [#44](https://github.com/ReactKit/SwiftState/pull/44) ([siyusong](https://github.com/siyusong)) - Introduce fastlane. [#43](https://github.com/ReactKit/SwiftState/pull/43) ([inamiy](https://github.com/inamiy)) - Introduce SwiftLint. [#42](https://github.com/ReactKit/SwiftState/pull/42) ([inamiy](https://github.com/inamiy))