ajself

/*
This is an update to an example found on http://www.jairobjunior.com/blog/2016/03/05/how-to-rotate-only-one-view-controller-to-landscape-in-ios-slash-swift/

The code there works, with some updating to the latest Swift, but the pattern isn't very Swifty. The following is what I found to be more helpful.
*/

/*
First, create a protocol that UIViewController's can conform to.
This is in opposition to using `Selector()` and checking for the presence of an empty function.
*/