title: XCODE : Pod Update
body: <p>I am using reachability, SwiftJSON, crashlytics pod files in my projects which is baselined to iOS9. currently I’m XCODE 7 to run my project. now i need to migrate my code to swift 3.0. My question is how to update the pod files. Currently the versions of pod file is 2.3. How can i migrate it to 3.0.</p>