Added additional example
Merge pull request #203 from PX4/debug_example

Added additional debug / uORB example
corrected some wrong units (used in airspeed calculation)
Hotfix: Add support for 9-channel Spektrum/DSM setups.

Tested by Felipe Reis <felipereis87@gmail.com>
Kill off a couple of files that should never have been checked in.
Don't try to print the idle stack usage (we need to fix it up before the code can be adapted to measure it).
more fixes for the airspeed readout
Hotfix: discard NUL characters in readline, rather than faking EOF on the console.
airspeed (pitot) offset calibration
Hotfix: Removed spurious break
fixed a typo
commander app sets an airspeed_valid flag in the vehicle status
small cleanup
small printf change
Merge pull request #206 from thomasgubler/airspeed

airspeed calculation
Hotfix: ensure PWM output on IO and FMU stops when disarming
Merge remote-tracking branch 'upstream/master' into merge_upstream