Adafruit-circuitpython-minimqtt

What's Changed
* improve ping handling by vladak in https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/pull/199


**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/compare/7.5.7...7.5.8

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/minimqtt/en/latest/) for info on how to use it.

What's Changed
* Fix 148 loop method blocking with timeout of 0 by rjauquet in https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/pull/184
* enforce loop timeout to be bigger than socket timeout by vladak in https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/pull/200

New Contributors
* rjauquet made their first contribution in https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/pull/184

**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/compare/7.5.6...7.5.7

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/minimqtt/en/latest/) for info on how to use it.

What's Changed
* encode/decode remaining length properly for {,UN}SUBSCRIBE/SUBACK by vladak in https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/pull/187


**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/compare/7.5.4...7.5.6

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/minimqtt/en/latest/) for info on how to use it.

Changes: https://github.com/adafruit/Adafruit_CircuitPython_MiniMQTT/compare/7.5.3...7.5.4

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/minimqtt/en/latest/) for info on how to use it.

This release fixes an issue that caused header bytes send to the MQTT server to be re-used in a modified state unintentionally. Thank you vladak.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-minimqtt/en/latest/) for info on how to use it.

This release updates the internal function `_wait_for_msg()` to consistently return the packet type to match the functionality noted in the docs. Thank you vladak.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-minimqtt`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-minimqtt/en/latest/) for info on how to use it.