Advanced Path following controller for ROS 2

New
・Gain scheduled controller for path following controller
・Various type yaw-rate controller
・Diagonisitics for vehicle control
・Demo： high precision vehicle simulator package for demo

Simple path following control for ROS 2

v0.1.0 provide simple path following controller and vehicle simulator for ROS2.

Article: https://qiita.com/KariControl/items/78862ae6b45fcfe91126