ECSlidingViewController/ECSlidingViewController — pull request #393 by DwightEverhart (2014-10-25 16:03:20+00:00)
Title: Returning self in UIViewController+ECSlidingViewController category

I encountered a case in my project where I sent -slidingViewController to an instance of ECSlidingViewController, but it returned nil, instead of self. This change corrects that issue.