Added ARDrone to autostart
Added actual ARDrone start up script.
Added flag for ARDrone interface.
Set the mavlink port settings back to ttyS1 by default.
Fixed startup parameters.
Added a newline at the end of file.
Get rid of one set of beeps.
Changed ARDRONE to an OUTPUT_MODE setting and added a skip option to mixer. Fewer beeps than before.
ardrone: minor fixes
Merge pull request #705 from helenol/helen_ardrone

Ardrone startup script
fix comparison in rcS
fix if in rc.interface
Merge pull request #709 from PX4/rcs_hotfix

startup scripts hotfix
Merge branch 'master' of github.com:PX4/Firmware into paul_estimator