extensive changes in the generated documentation

Ignore-this: 2f65e5a591545aec814c8f6dadac0302

* the copyright was changed, BESSY was replaced with HZB
* the CONTENTS.txt file was changed and updated
* the file docStyle.css is now the css file for most
  of the HTML documents

bin/hgen.pl

@@ -3,27 +3,28 @@ eval 'exec perl -S $0 ${1+"$@"}' # -*- Mode: perl -*-
 # the above is a more portable way to find perl
 # ! /usr/bin/perl
 
-#  This software is copyrighted by the BERLINER SPEICHERRING
-#  GESELLSCHAFT FUER SYNCHROTRONSTRAHLUNG M.B.H., BERLIN, GERMANY.
+#  This software is copyrighted by the
+#  Helmholtz-Zentrum Berlin fuer Materialien und Energie GmbH (HZB),
+#  Berlin, Germany.
 #  The following terms apply to all files associated with the software.
 #  
-#  BESSY hereby grants permission to use, copy and modify this
+#  HZB hereby grants permission to use, copy and modify this
 #  software and its documentation for non-commercial, educational or
 #  research purposes provided that existing copyright notices are
 #  retained in all copies.
 #  
-#  The receiver of the software provides BESSY with all enhancements, 
+#  The receiver of the software provides HZB with all enhancements, 
 #  including complete translations, made by the receiver.
 #  
-#  IN NO EVENT SHALL BESSY BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+#  IN NO EVENT SHALL HZB BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
 #  SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE
 #  OF THIS SOFTWARE, ITS DOCUMENTATION OR ANY DERIVATIVES THEREOF, EVEN 
-#  IF BESSY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#  IF HZB HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #  
-#  BESSY SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED
+#  HZB SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED
 #  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 #  PURPOSE, AND NON-INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS"
-#  BASIS, AND BESSY HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
+#  BASIS, AND HZB HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
 #  UPDATES, ENHANCEMENTS OR MODIFICATIONS.