Contacts macOS 10.15 Beta 3 to Beta 4 API Differences

CNChangeHistoryFetchRequest.h
Declaration
From@property (nonatomic, copy) NSArray<NSString *> *excludedTransactionAuthors
To@property (nonatomic, copy) NSArray<NSString *> *excludedTransactionAuthors

CNContactRelation.h
Added CNLabelContactRelationGranddaughterDaughtersDaughter
Added CNLabelContactRelationGranddaughterSonsDaughter
Added CNLabelContactRelationGrandsonDaughtersSon
Added CNLabelContactRelationGrandsonSonsSon