Merge pull request adafruit#2671 from dhalbert/merge-for-5.0.0-rc.1

Merge for 5.0.0 rc.1

Merge pull request adafruit#2671 from dhalbert/merge-for-5.0.0-rc.1

Merge for 5.0.0 rc.1

Merge pull request adafruit#2658 from mubes/spi_fixes

Fix SPI clock speed on mimxrt10xx family & mimxrt1020 pinmux fixups

Merge pull request adafruit#2584 from dhalbert/oserror-with-filename

Include filename for 'No such file/directory', etc.

Merge pull request adafruit#2545 from dhalbert/cpx-stack-4760

Increase CPX stack size by 256

Merge pull request adafruit#2445 from jepler/mp3-jeplayer-fixes

Fixes for JEplayer

Merge pull request adafruit#2418 from tannewt/remove_re_from_cpx_disp…

…layio

Remove `re` from CPX Displayio build to make space.

Merge pull request adafruit#2407 from dhalbert/4.1.x-increase-cpx-sta…

…ck-update-frozen

4.1.x increase cpx stack update frozen

Merge pull request adafruit#2337 from jepler/mp3

Add MP3 playback

Merge pull request adafruit#2291 from hierophect/stm32-neopixel

STM32: Neopixel support