gtkglextmm: added GNOME project URL

gtk+/gtkglextmm/gtkglextmm.desc

@@ -2,7 +2,7 @@
 [COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 [COPY]
 [COPY] Filename: package/.../gtkglextmm/gtkglextmm.desc
-[COPY] Copyright (C) 2010 The OpenSDE Project
+[COPY] Copyright (C) 2010 - 2011 The OpenSDE Project
 [COPY] Copyright (C) 2004 - 2006 The T2 SDE Project
 [COPY]
 [COPY] More information can be found in the files COPYING and README.
@@ -19,6 +19,7 @@
 [T] objects which support OpenGL rendering in GTK+, and GtkWidget API add-ons
 [T] to make GTK+ widgets OpenGL-capable.
 
+[U] http://projects.gnome.org/gtkglext/
 [U] http://gtkglext.sourceforge.net/
 
 [A] Naofumi Yasufuku <naofumi@users.sourceforge.net>