chiahsien/CHTCollectionViewWaterfallLayout — pull request #61 by zdavison (2014-07-08 23:57:52+00:00)
Title: Added 'headerInset' and 'footerInset' properties and associated delegate...

In my project, I needed to be able to set header insets on my layout, this was a simple change, so I added the properties/associated delegate methods necessary. They behave exactly like the current `sectionInset`.