Added documentation to functions in Robot.cpp
Added documentation to functions in Robot.cpp

shaykalyan/SE306-ROS,shaykalyan/SE306-ROS,xShay/SE306-ROS,shaykalyan/SE306-ROS,shaykalyan/SE306-ROS,xShay/SE306-ROS,xShay/SE306-ROS,xShay/SE306-ROS