CoreML iOS 14.0 Beta 1 to Beta 2 API Differences

MLModelCollection.h
Added +[MLModelCollection beginAccessingModelCollectionWithIdentifier:completionHandler:]
Added +[MLModelCollection endAccessingModelCollectionWithIdentifier:completionHandler:]
Declaration
From@property (nonatomic, readonly) NSDictionary<NSString *,MLModelCollectionEntry *> *entries
To@property (nonatomic, readonly, copy) NSDictionary<NSString *,MLModelCollectionEntry *> *entries

MLModelCollectionStatus.h
MLModelDescription.h
Added MLModelDescription.classLabels
MLModelError.h
Added MLModelErrorModelCollection
MLParameterKey.h