[Fix] readme

Author: thehavre

README.md

@@ -1,5 +1,5 @@
 ## Segmentio
-[![Platform](http://img.shields.io/badge/platform-iOS-blue.svg?style=flat)](https://cocoapods.org/?q=segmentio) [![License](http://img.shields.io/badge/license-MIT-green.svg?style=flat)](https://github.com/Yalantis/Segmentio/blob/master/LICENSE) ![Swift 4](https://img.shields.io/badge/Swift-3.0-orange.svg) [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![Platform](http://img.shields.io/badge/platform-iOS-blue.svg?style=flat)](https://cocoapods.org/?q=segmentio) [![License](http://img.shields.io/badge/license-MIT-green.svg?style=flat)](https://github.com/Yalantis/Segmentio/blob/master/LICENSE) ![Swift 4](https://img.shields.io/badge/Swift-4.0-orange.svg) [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
 
 Animated top/bottom segmented control written in Swift.