4.2.0

🚀 Merged pull requests

• Implemented support for fileURLs #80, by radianttap
• Use Cache 5.0 #83, by onmyway133
• Made the example project compatible with Swift 4.2. #87, by rizwan95

🤘 Closed issues

• Is it possible to use an authentication header in the request? #77
• Does the library support the usage of an authorization header? #74
• Imaginary does not compile (Carthage) #85