Fix subscribe

Author: blavka

gateway/bc-gateway.py

@@ -46,7 +46,7 @@
 def mqtt_on_connect(client, userdata, flags, rc):
     log.info('Connected to MQTT broker with (code %s)', rc)
 
-    client.subscribe(userdata['base_topic'] + '+/+/+/+')
+    client.subscribe(userdata['base_topic'] + '+/+/+/+/+')
 
 
 def mqtt_on_message(client, userdata, msg):