Update README.md

Author: gdeglin

README.md

@@ -5,5 +5,5 @@ OneSignal iOS Push Notification Plugin
 
 OneSignal is a free push notification service for mobile apps. This plugin makes it easy to integrate your native iOS app with OneSignal.
 
-- See http://documentation.onesignal.com/v2.0/docs/using-onesignal-in-your-ios-app for documentation.
-- See http://documentation.onesignal.com/v2.0/docs/ios-sdk-api for OneSignal API documentation.
+- See https://documentation.onesignal.com/docs/ios-sdk-setup for documentation.
+- See https://documentation.onesignal.com/docs/ios-native-sdk for OneSignal API documentation.