Add option to change mouse sensitivity

[mattboll]

I'm using a touchpad right now and the mouse speed is slow, I need to move my finger several times through the touchpad to go from a border to another

[andydotxyz]

Thanks. I guess you mean sensitivity though? :)

[mattboll]

yes, excuse my french ^^ Actually, I guess it's a combo of sensitivity and acceleration

[andydotxyz]

Cool. I think you're right it is a bit of both