PUBLIC METHODS

createObjectFailedForDataSource
didDeleteObject
didFetchObjects
didInsertObject
didSetValueForObjectWithKey
displayArrayForObjects
displayGroupDidChangeDataSource
displayGroupDidChangeSelectedObjects
displayGroupDidChangeSelection
displayGroupShouldFetch
shouldChangeSelectionToIndexes
shouldDeleteObject
shouldInsertObject
shouldRedisplayForChangesInEditingContext
shouldRefetchForInvalidatedAllObjects