bitly/pynsq — pull request #78 by xiaost (2014-07-01 11:22:09+00:00)
Title: reader: fix IndexError in Reader._handle_message func

exception:
```py
Traceback (most recent call last):
File "/******/site-packages/nsq/reader.py", line 253, in _on_message
self._handle_message(conn, message)
File "/******/site-packages/nsq/reader.py", line 268, in _handle_message
rdy_conn = random.choice(conns_with_no_rdy)
File "/usr/lib/python2.7/random.py", line 274, in choice
return seq[int(self.random() * len(seq))] # raises IndexError if seq is empty
IndexError: list index out of range
```

for more information: max_in_flight=5, nsqd#=20