use localhost for subscribe_address.py example.

Author: genjix

examples/subscribe_address.py

@@ -13,7 +13,7 @@ def print_event(address_version, address_hash, height, block_hash, tx):
     print "update for", address, height
 
 if __name__ == '__main__':
-    c = obelisk.ObeliskOfLightClient('tcp://85.25.198.97:8081')
+    c = obelisk.ObeliskOfLightClient('tcp://localhost:9091')
     c.subscribe_address("1LuckyY9fRzcJre7aou7ZhWVXktxjjBb9S", print_event)
 
     reactor.run()