nicklockwood/FXReachability — pull request #3 by ishkawa (2014-09-22 09:20:41+00:00)
Title: Add previous status to userInfo of NSNotification

Previous status is useful to notify user that network is disconnected. I know FXReachability is designed to be as simple as possible, but I think this usage is ordinary for many developers and this should be contained in the library.