The SPI and I2C bus protocol helper classes have been refactored to use super classes in order to reduce code duplication. Thank you rsbohn
To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).
To use in CPython, `pip3 install adafruit-circuitpython-bme280`.
Read the [docs](http://circuitpython.readthedocs.io/projects/bme280/en/latest/) for info on how to use it.