Restore simple license removed in previous change.

etc/emacs.csh

@@ -5,20 +5,17 @@
 
 ## Author: Michael DeCorte
 
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; either version 2, or (at your option)
-## any later version.
-
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-
-## You should have received a copy of the GNU General Public License
-## along with this program; see the file COPYING.  If not, write to the
-## Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-## Boston, MA 02110-1301, USA.
+## COPYING PERMISSIONS:
+
+## Permission is hereby granted, free of charge, to any person
+## obtaining a copy of this file, to deal in the file without
+## restriction, including without limitation the rights to use, copy,
+## modify, merge, publish, distribute, sublicense, and/or sell copies
+## of the file, and to permit persons to whom the file is furnished to
+## do so, subject to the following condition:
+##
+## The above copyright notice and this permission notice shall be
+## included in all copies or substantial portions of the file.
 
 ### Commentary: