Channels

-------------------

* Query strings are now decoded entirely by Django. Must be used with Daphne
0.13 or higher.

-------------------

* + signs in query strings are no longer double-decoded

* Message now has .values(), .keys() and .items() to match dict

-------------------

* Class based consumers now have built-in channel_session and
channel_session_user support

-------------------

* Fix unicode issues with test client under Python 2.7

-------------------

* Class-based consumer pattern and WebSocket consumer now come with Channels
(see docs for more details)

* Better testing utilities including a higher-level Client abstraction with
optional HTTP/WebSocket HttpClient variant.

-------------------

* enforce_ordering now queues future messages in a channel rather than
spinlocking worker processes to achieve delays.

* ConsumeLater no longer duplicates messages when they're requeued below the
limit.