hardware failures by counting the number of long flashes.
Fix up sensor read API so that code that uses sensors can detect
malfunctions.
If a failure mode occurs in a debug mode the code reboots the system
rather than rebooting to the bootloader.
Note: not working on the sparky, MPU9150 needs passthough enabling but
when enabled the mag and gyro won't ack on the default addresses. Needs
further investigation.
just use it in-place. This saves ~308bytes of memory.
Prior to this there were 4 profiles in ram all the time, the 3 main
profiles and a copy of one of them.
This commit was aided by a side effect of the work done to clean up the
output of the cli dump command since it is now easy to conditionally
apply the changes to the memory addressed used to read/write cli
variables. See 8c3a869251.
