navigator: added missing offboard state
mavlink: always copy offboard setpoints, not just when control mode changed, also bugfixes in orb calls
sensors: missing param for offboard switch
mc_pos_control: added missing subscribe
navigator: added offboard mode
commander: hack to get velocity offboard control working
mavlink: only save a offboard_control, don't publish to setpoint topics (let the navigator do this)
offboard_control_setpoint: armed does not make sense there
position_setpoint_triplet: add local position and velocity setpoints
mc_pos_control: read velocity setpoints form offboard control and do position offset control
Merge branch 'navigator_rewrite' into navigator_rewrite_offboard2_merge
Merge remote-tracking branch 'px4/mtecs' into navigator_rewrite
Better comments in estimator
estimator: Remove bogus timeout flag, do not reset states not in need of a reset. Do not alter baro offset or GPS positions.
Merge branch 'navigator_rewrite' into navigator_rewrite_estimator
Merge branch 'navigator_rewrite_estimator' of github.com:PX4/Firmware into navigator_rewrite_estimator
navigator: remove hacked scale factor for offboard control
mavlink: fix comment in swarm message receiver
Merge remote-tracking branch 'upstream/master' into mavlinkexternalsetpoints
Merge branch 'master' into navigator_rewrite

Conflicts:
	src/modules/commander/commander.cpp
	src/modules/commander/state_machine_helper.h
	src/modules/mavlink/mavlink_messages.cpp