 
     public init() {
         uuid = NSUUID().UUIDString
-        generation = 1
+        generation = 0
     }
 
     private init(uuidIdentifier: String, generation: Int) {

    }

    public var stringValue: String {
        return "\(uuid):\(generation)"
    }
}


        guard parts.count == 2 else {
            throw PeerIdentifierError.WrongDataFormat
        }
        guard let generation = Int(parts[1], radix: 16) else {
            throw PeerIdentifierError.WrongDataFormat
        }
        self.uuid = parts[0]
