-) Use private host for auth-based requests

-) Updated examples

bfxapi/examples/ws/connect_auth.py

@@ -2,7 +2,7 @@ import os
 import sys
 sys.path.append('../../../')
 
-from bfxapi import Client, Order
+from bfxapi import Client, WS_HOST, REST_HOST
 
 API_KEY=os.getenv("BFX_KEY")
 API_SECRET=os.getenv("BFX_SECRET")
@@ -11,6 +11,8 @@ bfx = Client(
   API_KEY=API_KEY,
   API_SECRET=API_SECRET,
   logLevel='DEBUG',
+  ws_host=WS_HOST,
+  rest_host=REST_HOST,
   dead_man_switch=True, # <-- kill all orders if this connection drops
   channel_filter=['wallet'] # <-- only receive wallet updates
 )