Snakey-List

An Instgram like collection Layout support drag and drop

features

1 - suport drag and drop

2 - cash the data to a local json file

3- add and delete from the list

4- load image async

5- network call simulation using local json file

if you want to use this layout in your project just copy this files to your project  
SnakeUICollectionLayout.swift
DraggingView.swift