iOS 7 status bar back to iOS 6 default style in iPhone app?

Question

In iOS 7 the UIStatusBar has been designed in a way that it merges with the view like this:

Answer 1

There is an option in the Interface Builder which calls the iOS 6/7 Delta property which aim to solve the offset problem.

Take a look at it in Stack Overflow question Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?.