widget-factory: Update copyright line

Update the years to 2019, and use some better typography.

diff --git a/demos/widget-factory/widget-factory.c b/demos/widget-factory/widget-factory.c
index c6969ea95ef79bfca6d0aa437c9f01bdafafee2c..d116bd38675f9f6f1fb3a4a2ab3b6423b5bd0109 100644 (file)
--- a/demos/widget-factory/widget-factory.c
+++ b/demos/widget-factory/widget-factory.c
@@ -227,7 +227,7 @@ activate_about (GSimpleAction *action,
   gtk_show_about_dialog (GTK_WINDOW (gtk_application_get_active_window (app)),
                          "program-name", "GTK Widget Factory",
                          "version", version,
-                         "copyright", "(C) 1997-2013 The GTK Team",
+                         "copyright", "© 1997—2019 The GTK Team",
                          "license-type", GTK_LICENSE_LGPL_2_1,
                          "website", "http://www.gtk.org",
                          "comments", "Program to demonstrate GTK themes and widgets",