lookAt method
Implementation
ThirdPersonControls lookAt (Vector3 v) {
	target.setFrom(v).add(offset);
	camera.lookAt( target );
	setOrientation( this );
	return this;
}ThirdPersonControls lookAt (Vector3 v) {
	target.setFrom(v).add(offset);
	camera.lookAt( target );
	setOrientation( this );
	return this;
}