MQTT reconnects
Broker connects and disconnects every couple seconds and resubscribes. Something is wrong here.

```
INFO:PAI.paradox.interfaces.mqtt_interface:MQTT Broker Connected
2018-11-17 20:41:09,492 - DEBUG    - PAI.paradox.interfaces.mqtt_interface - Subscribing to topics in paradox/control
DEBUG:PAI.paradox.interfaces.mqtt_interface:Subscribing to topics in paradox/control
2018-11-17 20:41:11,506 - INFO     - PAI.paradox.interfaces.mqtt_interface - MQTT Broker Disconnected
INFO:PAI.paradox.interfaces.mqtt_interface:MQTT Broker Disconnected
2018-11-17 20:41:13,520 - INFO     - PAI.paradox.interfaces.mqtt_interface - MQTT Broker Connected
INFO:PAI.paradox.interfaces.mqtt_interface:MQTT Broker Connected
2018-11-17 20:41:13,521 - DEBUG    - PAI.paradox.interfaces.mqtt_interface - Subscribing to topics in paradox/control
DEBUG:PAI.paradox.interfaces.mqtt_interface:Subscribing to topics in paradox/control
2018-11-17 20:41:15,539 - INFO     - PAI.paradox.interfaces.mqtt_interface - MQTT Broker Disconnected
INFO:PAI.paradox.interfaces.mqtt_interface:MQTT Broker Disconnected
```