Gregory Casamento

I have tested this. It appears to be supported now. Thanks. GC

This PR uses a branch that has been superseded.

Should this issue be closed, I thought this functionality was merged.

@BennyKJohnson reassigned this to you since you're the one working on it. :)

Merged code.

@fredkiefer Please review and comment when you can. :). I am going to extend my Test at [this repo](https://github.com/gcasa/NSCollectionViewLayout_test) to cover the legacy case and also to start working on...

It took almost 1.5 years to do (on and off) so an overnight review is not expected (or realistic). I just wanted to let you know it's in a state...

@fredkiefer as always, you have a keen eye. Thanks for your comments thus far. I will get to them asap.

@fredkiefer Please take another look and respond to some of the questions.

@fredkiefer I am going to attempt to address the remainder of your concerns on this PR. Please let's try to do a review sometime before the meeting this weekend. Thanks,...