git

git pull upstream master
git pull
git add .
git commit
$git push

display

xrandr --output HDMI-1 --mode 1920x1080

nomachine

sudo systemctl set-default multi-user.target
sudo /usr/NX/bin/nxserver --restart

undo

sudo systemctl set-default graphical.target

rosmsg show drone_control_msgs/SetDroneState