def get_message_ChangeNumber(self, server):
        return self.get_message_attribute(server, "ChangeNumber")
Retrieve current mailbox Global Count for given message database (server).
dataset/ETHPy150Open byt3bl33d3r/pth-toolkit/lib/python2.7/site-packages/openchange/mailbox.py/OpenChangeDB.get_message_ChangeNumber