Adafruit-circuitpython-bme680

This release contains fixes for issues with gas sensing that caused extra delays in the read time. Thank you CTho9305

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

To use in CPython, `pip3 install adafruit-circuitpython-bme680`.

Read the [docs](https://circuitpython.readthedocs.io/projects/bme680/en/latest/) for info on how to use it.

What's Changed
* Fix https://github.com/adafruit/Adafruit_CircuitPython_BME680/issues/67 by CTho9305 in https://github.com/adafruit/Adafruit_CircuitPython_BME680/pull/68

New Contributors
* CTho9305 made their first contribution in https://github.com/adafruit/Adafruit_CircuitPython_BME680/pull/68

**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_BME680/compare/3.7.3...3.7.4

Changes: https://github.com/adafruit/Adafruit_CircuitPython_BME680/compare/3.7.2...3.7.3

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

To use in CPython, `pip3 install adafruit-circuitpython-bme680`.

Read the [docs](https://circuitpython.readthedocs.io/projects/bme680/en/latest/) for info on how to use it.

This release contains some general cleanup and feedback from 61.

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

To use in CPython, `pip3 install adafruit-circuitpython-bme680`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-bme680/en/latest/) for info on how to use it.

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

To use in CPython, `pip3 install adafruit-circuitpython-bme680`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-bme680/en/latest/) for info on how to use it.

This release allows you to disable the gas heater by passing `None` for either argument of `set_gas_heater()`. Thank you graeme-winter.

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

To use in CPython, `pip3 install adafruit-circuitpython-BME680`.

Read the [docs](http://circuitpython.readthedocs.io/projects/BME680/en/latest/) for info on how to use it.

This release contains a fix for the calculation of the gas resistence value. Thank you patcher-ms.

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

To use in CPython, `pip3 install adafruit-circuitpython-BME680`.

Read the [docs](http://circuitpython.readthedocs.io/projects/BME680/en/latest/) for info on how to use it.