Update README.md

Author: markpiller

README.md

@@ -2,7 +2,6 @@ Backendless SDK for iOS (http://backendless.com)
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 # Version 4.0 Beta 3
-The source code for version 4.0 is currently available in a separate branch of this repository: https://github.com/Backendless/ios-SDK/tree/4.0
 > For the instructions for version 3.x of the library, see [Backendless 3.x Getting Started Guide](https://backendless.com/mobile-developers/quick-start-guide-for-ios/ "Backendless 3.x Getting Started Guide")
 
 ## GETTING STARTED WITH BACKENDLESS