Enable Mouse Wheel for vmware linux guest

在Debian下首先需要安装xserver-xorg-input-vmmouse，
然后再修改/etc/X11/xorg.conf

Section "InputDevice"
Identifier "Configured Mouse"
Driver "vmmouse"
Option "CorePointer"
Option "Device" "/dev/input/mice"
Option "Protocol" "ImPS/2"
Option "Buttons" "5"
Option "ZAxisMapping" "4 5"
EndSection