[New Feature Request] Add New Feature in iOS 14

[jctaoo]

Support some thing like UICollectionViewCompositionalLayout.list and UICollectionLayoutListConfiguration

If you think this is necessary, I can list all new features and try to implement these.

[icedice]

Agreed.

[jctaoo]

Sure, I will list all feature in new system in soon. @icedice do you interested for working on it?