Merge pull request adafruit#64 from adafruit/pybadge_lc

Small change to avoid compiler warning

touch up version location

Merge pull request adafruit#71 from adafruit/pr-to-microsoft-2019-04-16

Many new boards and corrections; SAMD fuse repair

Merge pull request adafruit#49 from adafruit/upstream-merge-2019-04

Merge from microsoft/uf2-samdx1; fuse repair

Use ARCADE-D5 as drive label

add arduino mkr1300 (adafruit#66)

Fix format of CF2 data

Merge pull request adafruit#41 from ladyada/master

fixes & pyportal bootloader

Speed up screen refresh

Account for CPU speed