add info to How to install in README.md
add info to How to install in README.md

TurtleRover/Turtle-Rover-Mission-Control,TurtleRover/Turtle-Rover-Mission-Control,TurtleRover/Turtle-Rover-Mission-Control,TurtleRover/Turtle-Rover-Mission-Control,TurtleRover/Turtle-Rover-Mission-Control,TurtleRover/Turtle-Rover-Mission-Control