Let's get rid of cause_txt

piphone.py

@@ -292,7 +292,6 @@ class Call(object):
             phone_logger.info('Channel destroyed {}'.format(event['channel']['id']))
             self.update((':'.join([event['channel']['state']
                 , event['channel']['id'].split('-')[-1]]
-                , event['cause_txt'])
                 , event['timestamp']))
             return
 
@@ -342,7 +341,6 @@ class Call(object):
         # First we need to check if it's really a change ie, if the new state is not the previous one
         self.update((':'.join([event['channel']['state']
             , event['channel']['id'].split('-')[-1]]
-            , event['cause_txt'])
             , event['timestamp'],))
         phone_logger.info("New state for call {}: {}".format(event['channel']['id'], event['channel']['state']))
         # We now need to take action according to our new state
@@ -378,7 +376,6 @@ class Call(object):
         '''
         self.update((':'.join([event['type']
             , event['channel']['id'].split('-')[-1]]
-            , event['cause_txt'])
             , event['timestamp'],))
         # We want to check if the moh bridge is opened
         moh_bridge = ari.Bridge(config['asterisk'], config['moh']['name'], 'holding')