add helper method to create a single pose plan message
add helper method to create a single pose plan message

openhumanoids/director,patmarion/director,manuelli/director,mitdrc/director,manuelli/director,RobotLocomotion/director,mitdrc/director,RobotLocomotion/director,mitdrc/director,openhumanoids/director,patmarion/director,mitdrc/director,mitdrc/director,RobotLocomotion/director,manuelli/director,patmarion/director,openhumanoids/director,manuelli/director,patmarion/director,patmarion/director,RobotLocomotion/director,openhumanoids/director,openhumanoids/director,RobotLocomotion/director,manuelli/director