IdentityLookup iOS 10.3 to 11.0 API Differences

ILBase.h
Added #def IL_EXTERN
ILMessageFilterAction.h
ILMessageFilterError.h
ILMessageFilterExtension.h
ILMessageFilterExtensionContext.h
ILMessageFilterQueryHandling.h
ILMessageFilterQueryRequest.h
ILMessageFilterQueryResponse.h
ILNetworkResponse.h