3 finger tilt

<Gesture id="3-finger-tilt" type="tilt">
	<match>
		<action>
			<initial>
			<cluster point_number="3" point_number_min="" point_number_max="" separation_threshold="0.01"/>
			</initial>
		</action>
	</match>
	<analysis>
		<algorithm>
		        <library module="tilt"/>
			<returns>
				<property id="tilt_dx"/>
				<property id="tilt_dy"/>
			</returns>
		</algorithm>
	</analysis>	
	<mapping>
		<update>
			<gesture_event>
				<property ref="tilt_dx" target="" func="linear" factor="1" delta_threshold="false" delta_min="0.0001" delta_max="1"/>
				<property ref="tilt_dy" target="" func="linear" factor="1" delta_threshold="false" delta_min="0.0001" delta_max="1"/>
			</gesture_event>
		</update>
	</mapping>
</Gesture>