Fix decimal places returned by server in test_place_stop_orer

Author: Mike Cardillo

tests/test_authenticated_client.py

@@ -136,7 +136,7 @@ def test_place_stop_order(self, client, stop_type, side):
         r = client.place_stop_order('BTC-USD', side, stop_type, 100, 0.01)
         assert type(r) is dict
         assert r['stop'] == stop_type
-        assert r['stop_price'] == '100.00000000'
+        assert r['stop_price'] == '100'
         assert r['type'] == 'limit'
         client.cancel_order(r['id'])