omni_wheel_plugin.xml

<library path="omni_wheel_controller">
  <class name="omni_wheel_controller/OmniWheelController" type="omni_wheel_controller::OmniWheelController" base_class_type="controller_interface::ControllerInterface">
  <description>
    The omni wheel controller transforms linear and angular velocity messages into signals for each wheel(s) for a omni wheel robot.
  </description>
  </class>
</library>