/*! \mainpage Arduino library for distance sensors
 *
 * \section intro_sec Introduction
 *
 * The current version provides a unified interface for the following sensors:
 *
 * <OL>
 * <LI> SRF04 & SRF05 Ultrasonic Ranger
 * 
 * <LI> Sharp GP2Y0A21YK IR Distance sensors
 * 
 * <LI> Sharp GP2Y0A41SK IR Distance sensors
 * </OL>
 */ 
