With libinput 1.6.3, the input handling library common to X.Org / Wayland / Mir systems, there are various fixes in place. However, nothing too overly exciting about that. The libinput 1.6.3 details are here.
This morning Peter released xf86-input-libinput 0.25. Found with this X.Org DDX driver are some bug fixes concerning tablet pads. That information here.