mavlink: Only sending HIL control commands if the system is actually armed
remove trailing whitespace
mavlink: status is a pointer
Merge pull request #895 from PX4/hil_arming_fix

mavlink: Only sending HIL control commands if the system is actually armed
Merge branch 'master' into follower
mc_pos_control: LPF for target position implemented
mc_pos_control: MPC_FW_LPF parameter type fixed