px4io: make "too high rate" warning consistent with real behavor
Merge pull request #442 from PX4/px4io_rate_fix

px4io: make "too high rate" warning consistent with real behavor
Merge branch 'master' of https://github.com/PX4/Firmware into geofence
Merge branch 'geofence' of https://github.com/jean-m-cyr/Firmware into geofence