yon_gtk_window_setup() now sets titlebar's title label

source/libublsettings-gtk3-misc.c

@@ -14,6 +14,13 @@ int yon_gtk_window_setup(GtkWindow *window, GtkWindow *transistent_window, char
         }
         if (!yon_char_is_empty(title)){
             gtk_window_set_title(window,title);
+            GtkWidget *titlebar = gtk_window_get_titlebar(window);
+            if (titlebar){
+                GtkWidget *title_label = gtk_header_bar_get_custom_title(GTK_HEADER_BAR(titlebar));
+                if (title_label){
+                    gtk_label_set_text(GTK_LABEL(title_label),title);                    
+                }
+            }
             success++;
         }
         if (!yon_char_is_empty(icon_name)){