LICENSE in erbook-5.0.0 vs LICENSE in erbook-6.0.0

@@ -1,7 +1,7 @@
 Copyright 2006 Suraj N. Kurapati <[e-mail]>
 
-Permission to use, copy, modify, and distribute this software for any
+Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
 copyright notice and this permission notice appear in all copies.
 
 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF