Comment # 9 on bug 979554 from Stefan Dirsch

Changes done for obs://X11:XOrg and submitrequested for factory/TW. evdev and
synaptics patches pushed for discussion upstream.

evdev:
https://lists.x.org/archives/xorg-devel/2016-May/049783.html

synaptics:
https://lists.x.org/archives/xorg-devel/2016-May/049782.html 

Closing.

Ivan, for you this means for the future in TW. Install the xf86-input-synaptics
driver package and you're fine. ;-)