Merge pull request #51 from Kuniwak/only-spm

Drop support for CocoaPods and Carthage

Merge pull request #48 from Kuniwak/cocoapods

Fix CocoaPods issues

Merge pull request #47 from Kuniwak/ready-v5

Ready to be 5.0.0

Ready to be 4.0.0 (#42)

* Support Swift 5 (#41)

* Update .gitignore

* Update CocoaPods

* Migrate to Swift5

* Update README.md

* Make CircleCI happy by migrating to Swift 4.2.1

* Try to fix the error from "pod spec lint"

Related: CocoaPods/fourflusher#15

* Fix swift_version (#40)

* Ready to be v4.0.0

Ready to be v3.1.0

Ready to be v3.0.1

Fix podspec

Ready to be v2.0.0

Ready to be v1.1.1

Ready to be v1.1.0