better error checking in image build script

latest dump1090-fa

switch to stratux_master branch for goflying

Merge pull request cyoung#817 from cyoung/icm20948

ICM-20948 support.

small update file upload fix

ogn reception fix

typo in imaging script

updated binaries

fixed build/downgrade prometheus/procfs

move to latest raspbian buster image, force rfkill unblock wifi