Bug#733238: Removing udev rule does not modify bug

[ael <law_ence.dev@ntlworld.com>]

xorg.conf includes:-

--------------------------------------------------------------------
Section "InputClass"
	Identifier	"marble_FX"
	Driver		"evdev"
	MatchProduct	"ImExPS/2 Logitech Explorer Mouse|Logitech USB Trackball|PS2++ Logitech Mouse|PS2++ Logitech TrackMan"
	MatchIsPointer	"true"
#	Option		"Protocol"	"ExplorerPS/2"
	Option		"EmulateWheel"		"true"
 	Option		"EmulateWheelButton"	"8"
#  	Option		"EmulateWheelTimeout"	"300"
	Option		"XAxisMapping"		"6 7"
	Option		"YAxisMapping"		"4 5"
	Option		"ZAxisMapping"		"4 5"

EndSection

Section "InputClass"
	Identifier	"marble"
	Driver		"evdev"
	MatchProduct	"ImExPS/2 Logitech Explorer Mouse|Logitech USB Trackball"
	MatchIsPointer	"true"
	Option		"ButtonMapping"	"1 9 3 4 5 6 7 8 2"
EndSection
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