Everyone's favorite VoIP service, Skype, has rolled out a fresh update to its iPhone / iPod Touch and iPad clients. First off, the Microsoft-owned outfit added a revamped login screen to both iOS applications, and now offers the ability to move your vid preview around the screen -- much like FaceTime does. To go along with the new pair of features, Skype's changelog also notes the app will now automatically restart after a sudden crash, while other undisclos