Sensing classes

Classes
class	Odometer
	Direct control on robot moves. More...
class	Sensor
	Access to a range sensing device. More...
class	SensorArray
	Access to an array of range sensing devices. More...
class	Bumper
	Access to a bumper device. More...
class	BumperArray
	Access to a bumperarray device. More...
class	AreaSensor
	Access to an area rangefinder device. More...