ExposureNotification iOS 14.0 Beta 4 to Beta 5 API Differences

ENCommon.h

Added ENErrorCodeTravelStatusNotAvailable

ENManager.h

Removed ENActivityFlags

Removed ENActivityFlagsExposureDetected

Removed ENActivityFlagsStatusChanged

Removed ENActivityHandler

Removed ENDiagnosisKeysAvailableHandler

Removed ENManager.activityHandler

Removed ENManager.diagnosisKeysAvailableHandler