Reduced attributions for Orekit to the minimum required by license.

NOTICE.txt

@@ -18,15 +18,8 @@ Benjamin McCann (http://www.benmccann.com) and distributed with
 the following copyright: Copyright 2009 Google Inc.
 ===============================================================================
 
-The LocalizedFormatsTest class in the unit tests is an adapted version of
-the OrekitMessagesTest class from the orekit library distributed under the
-terms of the Apache 2 licence. Original source copyright:
-Copyright 2010 CS Systèmes d'Information
-===============================================================================
-
-The HermiteInterpolator class and its corresponding test have been imported from
-the orekit library distributed under the terms of the Apache 2 licence. Original
-source copyright:
+This product includes software developed for Orekit by
+CS Systèmes d'Information (http://www.c-s.fr/)
 Copyright 2010-2012 CS Systèmes d'Information
 ===============================================================================