去掉连接错误打印

engine/auth/auth_client.go

@@ -80,7 +80,7 @@ func(c *TcpClient)Start() {
 		fmt.Println("auth client start, dial address is", address)
 		c.conn, err = net.Dial("tcp", address)
 		if err != nil {
-			fmt.Println("Error dialing", err.Error())
+			//fmt.Println("Error dialing", err.Error())
 			return
 		}