Xcode 5 has more features for developers than ever before, and each tool is designed to give you a more efficient experience while building the best quality apps possible. In this chapter, we learned how to use all of these features, from new debugging tools to automatic configuration. Although we covered a large portion of new Xcode 5 features, you should visit the following link to view Apple's documentation on what's new in Xcode 5: https://developer.apple.com/library/mac/releasenotes/DeveloperTools/RN-Xcode/Introduction/Introduction.html
With each new iOS SDK release, Apple includes some minor and some major updates to the Objective-C programming language. In the next chapter, we will cover the changes made to the Foundation Framework, possibly the most important framework in all of iOS development!