Fix badges

README.md

@@ -1,11 +1,9 @@
 # Helper functions for storing text in Keychain for iOS, macOS, tvOS and WatchOS
 
-[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)][carthage]
-[![CocoaPods Version](https://img.shields.io/cocoapods/v/KeychainSwift.svg?style=flat)][cocoadocs]
-[![License](https://img.shields.io/cocoapods/l/KeychainSwift.svg?style=flat)][cocoadocs]
-[![Platform](https://img.shields.io/cocoapods/p/KeychainSwift.svg?style=flat)][cocoadocs]
-[cocoadocs]: http://cocoadocs.org/docsets/KeychainSwift
-[carthage]: https://github.com/Carthage/Carthage
+[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![CocoaPods Version](https://img.shields.io/cocoapods/v/KeychainSwift.svg?style=flat)](http://cocoadocs.org/docsets/KeychainSwift)
+[![License](https://img.shields.io/cocoapods/l/KeychainSwift.svg?style=flat)](http://cocoadocs.org/docsets/KeychainSwift)
+[![Platform](https://img.shields.io/cocoapods/p/KeychainSwift.svg?style=flat)](http://cocoadocs.org/docsets/KeychainSwift)
 
 **⚠️ Xcode 8 warning ⚠️**: Keychain currently does not work in iOS 10 simulator in Xcode 8.0/8.1 unless *Keychain Sharing* is enabled in *Capabilities* tab. See this [stackoverflow answer](http://stackoverflow.com/a/38543243/297131) for details. This issue has been fixed in Xcode 8.2.