Diplomacy - Update https://github.com/diplomacy/diplomacy

Age	Commit message (Collapse)	Author
2019-06-14	DAIDE - Implemented notifications and notification_managers	Satya Ortiz-Gagne
	- MAP = MapNameNotification - HLO = HelloNotification - SCO = SupplyCenterNotification - NOW = CurrentPositionNotification - MIS = MissingOrdersNotification - ORD = OrderResultNotification - TME = TimeToDeadlineNotification - CCD = PowerInCivilDisorderNotification - OUT = PowerIsEliminatedNotification - DRW = DrawNotification - FRM = MessageFromNotification - SLO = SoloNotification - SMR = SummaryNotification - OFF = TurnOffNotification
2019-06-07	DAIDE - Added utils str_to_bytes() and bytes_to_str()	Satya Ortiz-Gagne