controller id is now sent with sensor data

controller/sensors.py

@@ -16,10 +16,6 @@ print 'Bacva puna: {}'.format(tankFull)
 SENSOR_TYPE = Adafruit_DHT.DHT11
 controller_id = config.CONTROLLER_ID
 owner = "Controller: %s" % controller_id
-else:
-    print 'usage: sudo ./sensors.py '
-    print 'example: sudo ./sensors.py Send temperature for controller in config'
-    sys.exit(1)
 
 # Try to grab a sensor reading.  Use the read_retry method which will retry up
 # to 15 times to get a sensor reading (waiting 2 seconds between each retry).