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

Added additional debug / uORB example
Hotfix: Add support for 9-channel Spektrum/DSM setups.

Tested by Felipe Reis <felipereis87@gmail.com>
Merge branch 'master' of github.com:PX4/Firmware into px4io-i2c
Disabled MAVLink debug app