synaptics.conf that works with touchpad tapping

synaptics.conf

# Example xorg.conf.d snippet that assigns the touchpad driver
# to all touchpads. See xorg.conf.d(5) for more information on
# InputClass.
# DO NOT EDIT THIS FILE, your distribution will likely overwrite
# it when updating. Copy (and rename) this file into
# /etc/X11/xorg.conf.d first.
# Additional options may be added in the form of
#   Option "OptionName" "value"
#
Section "InputClass"
        Identifier "touchpad catchall"
        Driver "synaptics"
        MatchIsTouchpad "on"

# additions by me based on https://wiki.debian.org/SynapticsTouchpad#Determining_the_type_of_Touchpad:
# plus `synclient`
        Option          "TapButton1"       "1"
        Option          "TapButton2"       "0"     # multitouch
        Option          "TapButton3"       "0"     # multitouch
        Option          "VertEdgeScroll"   "1"
        Option          "HorizEdgeScroll"  "1"


# This option is recommend on all Linux systems using evdev, but cannot be
# enabled by default. See the following link for details:
# http://who-t.blogspot.com/2010/11/how-to-ignore-configuration-errors.html
#       MatchDevicePath "/dev/input/event*"
EndSection

Section "InputClass"
        Identifier "touchpad ignore duplicates"
        MatchIsTouchpad "on"
        MatchOS "Linux"
        MatchDevicePath "/dev/input/mouse*"
        Option "Ignore" "on"
EndSection

# # This option enables the bottom right corner to be a right button on clickpads
# # and the right and middle top areas to be right / middle buttons on clickpads
# # with a top button area.
# # This option is only interpreted by clickpads.
# Section "InputClass"
#         Identifier "Default clickpad buttons"
#         MatchDriver "synaptics"
#         Option "SoftButtonAreas" "50% 0 82% 0 0 0 0 0"
#         Option "SecondarySoftButtonAreas" "58% 0 0 15% 42% 58% 0 15%"
# EndSection
# 
# # This option disables software buttons on Apple touchpads.
# # This option is only interpreted by clickpads.
# Section "InputClass"
#         Identifier "Disable clickpad buttons on Apple touchpads"
#         MatchProduct "Apple|bcm5974"