simplify copyright headers

+ create AUTHORS file
+ fix the linking exception in LICENSE
+ update the "About" in IDE
+ remove the trailing whitespace
+ inflate my scores at Ohloh

AUTHORS

+The Why3 Verification Platform is developed by
+
+    François Bobot
+    Jean-Christophe Filliâtre
+    Claude Marché
+    Guillaume Melquiond
+    Andrei Paskevich
+
+with contributions of
+
+    Sylvie Boldo
+    Simon Cruanes
+    Leon Gondelman
+    Johannes Kanig
+    David Mentré
+    Benjamin Monate
+    Thi-Minh-Tuyen Nguyen
+    Simão Melo de Sousa
+    Asma Tafat-Bouzid
+

LICENSE

-The Library is distributed under the terms of the GNU Library General
+The Library is distributed under the terms of the GNU Lesser General
 Public License version 2.1 (included below).
 
-As a special exception to the GNU Library General Public License, you
+As a special exception to the GNU Lesser General Public License, you
 may link, statically or dynamically, a "work that uses the Library"
 with a publicly distributed version of the Library to produce an
-executable file containing portions of the Library, and distribute
-that executable file under terms of your choice, without any of the
-additional requirements listed in clause 6 of the GNU Library General
-Public License. By "a publicly distributed version of the Library", we
-mean either the unmodified Library as distributed, or a
-modified version of the Library that is distributed under the
-conditions defined in clause 3 of the GNU Library General Public
-License. This exception does not however invalidate any other reasons
-why the executable file might be covered by the GNU Library General
-Public License.  
+executable file containing portions of the Library, and distribute that
+executable file under terms of your choice, without any of the additional
+requirements listed in clause 6 of the GNU Lesser General Public License.
+By "a publicly distributed version of the Library", we mean either the
+unmodified Library as distributed by the authors, or a modified version
+of the Library that is distributed under the conditions defined in clause
+3 of the GNU Lesser General Public License.  This exception does not
+however invalidate any other reasons why the executable file might be
+covered by the GNU Lesser General Public License.
 
 ======================================================================
 

Makefile.in

-##########################################################################
+####################################################################
 #                                                                  #
-#  Copyright (C) 2010-2012                                               #
-#    François Bobot                                                      #
-#    Jean-Christophe Filliâtre                                           #
-#    Claude Marché                                                       #
-#    Guillaume Melquiond                                                 #
-#    Andrei Paskevich                                                    #
+#  The Why3 Verification Platform   /   The Why3 Development Team  #
+#  Copyright 2010-2012   --   INRIA - CNRS - Paris-Sud University  #
 #                                                                  #
-#  This software is free software; you can redistribute it and/or        #
-#  modify it under the terms of the GNU Library General Public           #
-#  License version 2.1, with the special exception on linking            #
-#  described in file LICENSE.                                            #
+#  This software is distributed under the terms of the GNU Lesser  #
+#  General Public License version 2.1, with the special exception  #
+#  on linking described in file LICENSE.                           #
 #                                                                  #
-#  This software is distributed in the hope that it will be useful,      #
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of        #
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                  #
-#                                                                        #
-##########################################################################
+####################################################################
 
 include Version
 
@@ -1525,20 +1516,6 @@ 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
-	headache -c misc/headache_config.txt -h misc/header_gm.txt \
-	    src/transform/abstraction.ml* \
-	    src/transform/instantiate_predicate.ml* \
-	    src/transform/simplify_formula.ml* \
-	    src/printer/print_number.ml* \
-	    src/printer/gappa.ml*
-	headache -c misc/headache_config.txt -h misc/header_jk.txt \
-	    src/transform/close_epsilon.ml* \
-	    src/transform/lift_epsilon.ml*
-	headache -c misc/headache_config.txt -h misc/header_sc.txt \
-	    plugins/transform/hypothesis_selection.ml*
-	sed -i -f misc/fixnames.sed -- \
-	    Makefile.in configure.in src/*.ml* src/*/*.ml* \
-	    plugins/*/*.ml* src/tools/cpulimit.c
 
 #########
 # myself

configure.in

-##########################################################################
+####################################################################
 #                                                                  #
-#  Copyright (C) 2010-2012                                               #
-#    François Bobot                                                      #
-#    Jean-Christophe Filliâtre                                           #
-#    Claude Marché                                                       #
-#    Guillaume Melquiond                                                 #
-#    Andrei Paskevich                                                    #
+#  The Why3 Verification Platform   /   The Why3 Development Team  #
+#  Copyright 2010-2012   --   INRIA - CNRS - Paris-Sud University  #
 #                                                                  #
-#  This software is free software; you can redistribute it and/or        #
-#  modify it under the terms of the GNU Library General Public           #
-#  License version 2.1, with the special exception on linking            #
-#  described in file LICENSE.                                            #
+#  This software is distributed under the terms of the GNU Lesser  #
+#  General Public License version 2.1, with the special exception  #
+#  on linking described in file LICENSE.                           #
 #                                                                  #
-#  This software is distributed in the hope that it will be useful,      #
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of        #
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                  #
-#                                                                        #
-##########################################################################
+####################################################################
 
 #
 # autoconf input for Objective Caml programs