Update to 2.6

LICENSE

 The OpenLDAP Public License
-  Version 2.5, 11 May 2001
+  Version 2.6, 14 June 2001
 
 Redistribution and use of this software and associated documentation
 ("Software"), with or without modification, are permitted provided
@@ -20,9 +20,7 @@ must not be used in advertising or otherwise to promote the sale,
 use or other dealing in this Software without specific, written
 prior permission.
 
-5. Due credit should be given to the authors of the Software.
-
-6. The OpenLDAP Foundation may revise this license from time to
+5. The OpenLDAP Foundation may revise this license from time to
 time.  Each revision is distinguished by a version number.  You
 may use the Software under terms of this license revision or under
 the terms of any subsequent revision of the license.