update mqttd, add ID match support

guowenxue

2019-06-26 57b8d8022cf8444cf59cd20a25cfee491ec88799

 modules/python/sht20.py

old mode 100644
new mode 100755
@@ -1,4 +1,6 @@
#!/usr/bin/python
#-*- coding: utf-8 -*-

import fcntl
import time
import unittest