ESP32-PICO-D4 based microcontroller board

Update README.md with V2 instructions video (#7)

Create LICENSE

Mhill/lisdw12 accel (#5) * messy changes to make LISDW12 accelerometer work with pixel-dust * moved lis2dw12 files to lib * removed unused accelerometer code * set up LIS2DW12 as dependency

Some assembly tips

Remove some more references to the 90fps blockware

Use johnboiles AdafruitGFX fork While we wait for https://github.com/adafruit/Adafruit-GFX-Library/pull/370 to get merged. This also removes the 90fps example since it's no longer as relevant.

README: build status

README: Assembly video

Merge pull request #2 from johnboiles/john/fix-fireworks Fix the fireworks blockware