Log Message:
gtk3: updated to 3.22.29

Changes in GTK+ 3.22.29

* Wayland
 - add an input method based on the text protocol

* File chooser
 - Stop activating without double-click

* Bugs fixed:
  GtkInfoBar not shown after calling gtk_widget_show
  Better deprecation information for GtkStatusIcon
  gdkscreen-x11: Don't try to calculate a refresh rate for RandR 1.3...
  GtkListBoxRow signal poorly documented

* Translation updates