Bump pod version

Bump swift version to 4.0 in .swift-version file

Indicate CocoaPods to use the latest swift compiler

Release 1.2.0

Add .swift-version

Use Swift 2.3

Release 1.0.0 😈

Let’s keep the API stable from now on!

Release 0.5 🐰

Release 0.4.2 🚢

Able to add shadow

Release 0.4.1 🍻

* Support selected text color
* Support Objective-C
* Refactor some code

Release 0.4 🎉

Able to set alignment