46.8
====
* Use BT709 coefficients and limited range for YUV conversion by defaults
  [Robert; !4204]
* Also request high priority secondary EGL context [Jonas; !2973]
* Fix applying initial _NET_WM_WINDOW_OPACITY on Xwayland [Olivier; !4170]
* Misc. bug fixes and cleanups [Bilal, Bartłomiej, Sebastian, José, Michel;
  !4176, !4199, !4157, !4168, !4149]

Contributors:
  Michel Dänzer, Bilal Elmoussaoui, José Expósito, Olivier Fourdan,
  Robert Mader, Bartłomiej Piotrowski, Sebastian Wick, Jonas Ådahl