1.0.0 Release Candidate 2

One fix thanks to @ntoll! Further release candidates will be made from the stable branch. The master branch is now working towards the 2.0.0 release.

This release is based on MicroPython 1.8.7.

Change highlights since 1.0.0-rc.1:

• atmel-samd: Fix playback of buffers by audioio.AudioOut.

To install, download a .bin file and follow the guide here for M0 and here for ESP8266.

Have a Feather M0 Express, Metro M0 Express, or Circuit Playground Express? Download a .uf2 and follow these instructions. To install our libraries simply download the latest bundle and copy the lib folder onto your CIRCUITPY drive.