Merge branch 'master' of git://github.com/PX4/Firmware into HEAD
missionlib: Added geo.h include, without this the _wrap_pi function returned garbage (e.g. for the yaw setpoint in auto)
Merge pull request #522 from PX4/hotfix_yaw_auto_bug

missionlib: Added geo.h include,
Roboclaw update.
Merge branch 'master' of git://github.com/PX4/Firmware into roboclaw