• Refactors the binary search implementation which increases the performance #24

• Improves the mosaic layout when using spacing and insets #23

• Improvements to the new binary search #22

• Improves performance by switching internal algorithm for checking if the attributes are inside the current rectangular space of the collection view´s viewport. #21

• Minor performance improvements to the internal layout attributes cache #20

• Features a new waterfall layout #19

The new layout can be used like this:

let waterfallLayout = VerticalWaterfallBlueprintLayout(
  itemsPerRow: 2,
  itemSize: CGSize.init(width: 50, height: 400),
  minimumInteritemSpacing: 2,
  minimumLineSpacing: 2,
  sectionInset: EdgeInsets(top: 2, left: 2, bottom: 2, right: 2))
let collectionView = UICollectionView(frame: .zero,
                                      collectionViewLayout: waterfallLayout)

• Features new vertical mosaic layout #18

• Constrains width to the collection view's super view, fixes sizing bug when using span on horizontal layouts. #17

• Filter out header and footer attributes from layoutAttributesForItem #14
• Fixes setting the content size to empty layouts #13

• Removes redundant macOS implementation #12
• Removes shouldInvalidateLayout always returning true #13
• This adds estimatedItemSize to init methods on the Blueprints layouts. #11
• The height of the CollectionViewFlowLayoutDelegate when using calculated item widths. #11