Initial Commit
Add default action sheet behavior
Add delegate methods
Add collection view to scroll horizontally
Adapt collection view flow layout
Add supplementary views and other improvments
Split classes up into different files
Manage only one collection view
Add custom flow layout
Kind of fix the preview enlargment animation
Set row heigths to type variables
100% custom layout to improve reliability
Make enlargment animate smoothly
Make animations faster
Scroll to selected photo
Adapt to official geometry
Set proper overlay color
Add custom selection behavior
Improve selection behavior
Add collectionView subclass