Do not declare main()'s arguments if they are not used.

	* tests/preprocessing/crop.cc,
	* tests/preprocessing/crop_without_localization.cc,
	* tests/preprocessing/deskew.cc,
	* tests/preprocessing/rotate_90.cc:
	Here.

scribo/ChangeLog

+2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
+
+	Do not declare main()'s arguments if they are not used.
+
+	* tests/preprocessing/crop.cc,
+	* tests/preprocessing/crop_without_localization.cc,
+	* tests/preprocessing/deskew.cc,
+	* tests/preprocessing/rotate_90.cc:
+	Here.
+
 2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
 
 	Remove dead code in Scribo.

scribo/tests/preprocessing/crop.cc

-// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory
+// Copyright (C) 2009, 2010, 2013 EPITA Research and Development Laboratory
 // (LRDE)
 //
 // This file is part of Olena.
@@ -30,10 +30,8 @@
 
 #include "tests/data.hh"
 
-int main(int argc, char *argv[])
+int main()
 {
-  (void) argc;
-  (void) argv;
   using namespace mln;
 
   // Ref

scribo/tests/preprocessing/crop_without_localization.cc

-// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory
+// Copyright (C) 2009, 2010, 2013 EPITA Research and Development Laboratory
 // (LRDE)
 //
 // This file is part of Olena.
@@ -32,10 +32,8 @@
 
 #include "tests/data.hh"
 
-int main(int argc, char *argv[])
+int main()
 {
-  (void) argc;
-  (void) argv;
   using namespace mln;
 
   // Ref

scribo/tests/preprocessing/deskew.cc

-// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory
+// Copyright (C) 2009, 2010, 2013 EPITA Research and Development Laboratory
 // (LRDE)
 //
 // This file is part of Olena.
@@ -37,10 +37,8 @@
 
 #include "tests/data.hh"
 
-int main(int argc, char *argv[])
+int main()
 {
-  (void) argc;
-  (void) argv;
   using namespace mln;
 
   image2d<value::int_u8> ima;

scribo/tests/preprocessing/rotate_90.cc

-// Copyright (C) 2010 EPITA Research and Development Laboratory (LRDE)
+// Copyright (C) 2010, 2013 EPITA Research and Development Laboratory (LRDE)
 //
 // This file is part of Olena.
 //
@@ -32,10 +32,8 @@
 #include "tests/data.hh"
 
 
-int main(int argc, char *argv[])
+int main()
 {
-  (void) argc;
-  (void) argv;
   using namespace mln;