Fix build with latest glib-mkenums which requires UTF-8 files.
--- libgnomeui/AUTHORS.orig	2009-04-24 15:14:57.000000000 -0500
+++ libgnomeui/AUTHORS	2017-10-04 13:31:35.000000000 -0500
@@ -1,5 +1,5 @@
 Cesar Miquel <miguel@df.uba.ar>
-Horacio J. Peña <horape@compendium.com.ar>
+Horacio J. Peña <horape@compendium.com.ar>
 Ettore Perazzoli <ettore@comm2000.it>
 Miguel de Icaza <miguel@nuclecu.unam.mx>
 Federico Mena <federico@nuclecu.unam.mx>
--- libgnomeui/gnome-scores.h.orig	2009-04-24 15:14:57.000000000 -0500
+++ libgnomeui/gnome-scores.h	2017-10-04 13:30:43.000000000 -0500
@@ -27,7 +27,7 @@
  * "High Scores" Widget 
  *
  * AUTHOR: 
- * Horacio J. Peña <horape@compendium.com.ar>
+ * Horacio J. Peña <horape@compendium.com.ar>
  *
  * This is free software (under the terms of the GNU LGPL)
  *