update the headers

Makefile.in

 ####################################################################
 #                                                                  #
 #  The Why3 Verification Platform   /   The Why3 Development Team  #
-#  Copyright 2010-2012   --   INRIA - CNRS - Paris-Sud University  #
+#  Copyright 2010-2013   --   INRIA - CNRS - Paris-Sud University  #
 #                                                                  #
 #  This software is distributed under the terms of the GNU Lesser  #
 #  General Public License version 2.1, with the special exception  #
@@ -1552,7 +1552,8 @@ $(DISTRIB_TAR): doc/manual.pdf
 headers:
 	headache -c misc/headache_config.txt -h misc/header.txt \
 	    Makefile.in configure.in src/*.ml* src/*/*.ml* \
-	    plugins/*/*.ml* src/tools/cpulimit.c
+	    plugins/*/*.ml* src/tools/cpulimit.c \
+	    examples/use_api/*.ml*
 
 #########
 # myself

misc/headache_config.txt

 # no header
 | "META.in" -> no
 | "extmap.ml[i]?" -> no
+| "literals.mll" -> no
 # Objective Caml source
 | ".*\\.ml[il4]?" -> frame width:62 open:"(*" line:"*" close:"*)"
 | ".*\\.ml[il4]?\\.in" -> frame width:62 open:"(*" line:"*" close:"*)"

misc/header.txt

 
 The Why3 Verification Platform   /   The Why3 Development Team
-Copyright 2010-2012   --   INRIA - CNRS - Paris-Sud University
+Copyright 2010-2013   --   INRIA - CNRS - Paris-Sud University
 
 This software is distributed under the terms of the GNU Lesser
 General Public License version 2.1, with the special exception