Merge pull request #173 from ankit1200/master

self.ws.send doesn't need to happen twice

Author: danpaquin

gdax/websocket_client.py

@@ -73,7 +73,6 @@ def _connect(self):
             sub_params['timestamp'] = timestamp
 
         self.ws = create_connection(self.url)
-        self.ws.send(json.dumps(sub_params))
 
         if self.type == "heartbeat":
             sub_params = {"type": "heartbeat", "on": True}