Mqtt-codec

===================

Fix
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5: QoS=0 publish messages incorrectly read/write packet_id.

In Publish messages with QoS=0, packet_id is being serialized and
deserialized in violation of MQTT 3.1.1 spec (See 3.3.2.2).

https://github.com/kcallin/haka-mqtt/issues/5

6: Corrupt MqttSuback results in non-DecodeError exception.

While decoding MqttSuback, a corrupted SubscribeResult results in
a TypeError instead of DecodeError. This violates the decode
method's interface spec.

https://github.com/kcallin/mqtt-codec/issues/6

===================

New
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4: MqttConnect.__repr__ has seconds units on keep_alive.

https://github.com/kcallin/haka-mqtt/issues/21

===================

New
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* First stable production release.

===================

New
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* Python 3 support.
* Updating packaging mechanism.

===================

New
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* Python 3 compatibility.
* MqttConnect object now has read-only attributes.

Fixes
------
2: MqttPublish.payload somtimes has a type that is not bytes.

https://github.com/kcallin/mqtt-codec/issues/2

===================
* Documentation improvements.
* MqttConnect.__str__ no longer shows user/pass.
* setup.py:install_requires now compatible with setuptools 18.