3.28.3
======
* Handle touch events on server-side titlebars [Carlos; #770185]
* Fix crash with unhandled mouse buttons on titlebars [Olivier; #160]
* Fix Korean Hangul support on wayland [Changwoo; #152]
* Fix crash when taking up from suspend [Jonas; #786929]
* Fix crash with parent-less modal dialogs [Olivier; #174]
* Misc. bug fixes [Olivier, Georges; #83, #112, #150, #104,

Contributors:
  Jonas Ådahl, Olivier Fourdan, Carlos Garnacho, Georges Basile Stavracas Neto,
  Changwoo Ryu, Marco Trevisan (Treviño)