Clarified and updated instructions

Updated the example to match stompest API changes

assembly/src/release/examples/stomp/python/stompest/async/listener.py

@@ -23,6 +23,7 @@ from twisted.internet import defer, reactor
 
 from stompest.config import StompConfig
 from stompest.async import Stomp
+from stompest.async.listener import SubscriptionListener
 
 user = os.getenv('ACTIVEMQ_USER') or 'admin'
 password = os.getenv('ACTIVEMQ_PASSWORD') or 'password'
@@ -42,7 +43,7 @@ class Listener(object):
         
         self.count = 0
         self.start = time.time()
-        client.subscribe(destination, self.handleFrame, headers={'ack': 'auto', 'id': 'required-for-STOMP-1.1'}, ack=False)
+        client.subscribe(destination, listener=SubscriptionListener(self.handleFrame), headers={'ack': 'auto', 'id': 'required-for-STOMP-1.1'})
         
     @defer.inlineCallbacks
     def handleFrame(self, client, frame):

assembly/src/release/examples/stomp/python/stompest/readme.md

@@ -8,7 +8,19 @@ easy_install users can install it by running:
 
      easy_install stompest
 
+If you use `pip`:
+			
+     pip install stompest
+
 The stompest client library supports a blocking API, and you can find an
 example of it's use in the `sync` directory.  It also supports using 
 a non-blocking API based on Twisted, and that example can be found in 
-the `async` directory.
+the `async` directory.
+
+To run the `async` examples install `stompest.async`:
+
+     easy_install stompest.async
+
+If you use `pip`:
+
+     pip install stompest.async