no certificate check in update google maps version

closes #772
[rotorcraft] add speed sp to GUIDANCE_H_REF_INT message

closes #763
[rotorcraft] use roll/pitch RC deadbands in attitude mode
[rotorcraft] guidance_v: only limit throttle if RC ok

This fixes failsafe if no RC or joystick present.
Thanks to evandersman
[flight_plan] Flight plan for indoor optitrack system
[conf] ardrone optitrack tuning
Merge branch 'master' of https://github.com/paparazzi/paparazzi into delflyDesperado
added a new configuration for the nex delfly (the one with a hull