Run MM-UAV

1. MM-UAV arm manipulation.

-Up & Down movement test. Link : https://youtu.be/qPV0kSZ84RE

Result : the frame doesn't look stable when it goes upward.

2. Fix the flatform on a frame as if it attach to the drone. Then, move up and down.

Link : https://youtu.be/KccfPFGr7dU?list=PLp_bi4zsq-LxO9RDCDbX2vQdecQg5kKfy

Result : It moves slower and looks much more stable than before