update mqttd, test SHT2X support ok

Guo Wenxue

2019-07-31 bb08fc172f25c751902b9a849fc5188f91d362f7

 apue/2.Socket/socket_client.c

@@ -109,7 +109,8 @@
          }
       }

       //printf("Read %d bytes data from server: '%s'\n", rv, buf);

       sleep(5);
    }