Lenovo Thinkpad Touchpad

Kind of specific to the thinkpad touchpad. Enable tapping, multifinger taps for different buttons, and reverse scroll direction.

Listing 1: /etc/X11/xorg.conf.d/50-touchpad.conf

Section "InputClass"
    Identifier      "touchpad"
    Driver          "libinput"
    MatchIsTouchpad "on"
    Option          "NaturalScrolling" "true"
    Option          "Tapping"          "on"
    Option          "TappingButtonMap" "lrm"
EndSection