Update README.md

Author: ivanvorobei

README.md

@@ -19,11 +19,16 @@ Swift 4.2. Ready for use on iOS 10+
 ## Integration
 Put `Source/SPPermission` folder in your Xcode project. Make sure to enable `Copy items if needed` and `Create groups`.
 
-Or via CocoaPods:
+#### CocoaPods:
 ```ruby
 pod 'SPPermission'
 ```
 
+#### Carthage
+```ruby
+github "IvanVorobei/SPPermission"
+```
+
 ## How to use
 Call `SPPermission` and use func `request()`. Also, pass the controller on which the dialog should present: