cd src/SIMULATION/Firmware/
source ~/catkin_ws/devel/setup.bash // (optional)
source Tools/setup_gazebo.bash
roslaunch crazy_sim test.launch
cd src/SIMULATION/Firmware/
source Tools/setup_gazebo.bash
roslaunch mavros px4.launch fcu_url:="udp://:14540@127.0.0.1:14557" roslaunch mavros px4.launch fcu_url:="udp://:14540@192.168.1.36:14557"