CC-5227 - Sometimes Liquidsoap telnet is unresponsive which causes all Pypo threads to block

-restart Liquidsoap if communication fails..

python_apps/pypo/pypofetch.py

@@ -40,9 +40,13 @@ signal.signal(signal.SIGINT, keyboardInterruptHandler)
 POLL_INTERVAL = 1800
 
 class PypoFetch(Thread):
+
     def __init__(self, pypoFetch_q, pypoPush_q, media_q, telnet_lock, pypo_liquidsoap, config):
         Thread.__init__(self)
 
+        #Hacky...
+        PypoFetch.ref = self
+
         self.api_client = api_client.AirtimeApiClient()
         self.fetch_queue = pypoFetch_q
         self.push_queue = pypoPush_q