Improve Swilena's max-tree.py output.

	* println.ixx: Include std_string.i to help SWIG wrap
	mln::debug::println(const std::string&, const Image<I>&) and use
	it...
	* python/max-tree.py: ...here.

swilena/ChangeLog

+2014-05-23  Roland Levillain  <roland@lrde.epita.fr>
+
+	Improve Swilena's max-tree.py output.
+
+	* println.ixx: Include std_string.i to help SWIG wrap
+	mln::debug::println(const std::string&, const Image<I>&) and use
+	it...
+	* python/max-tree.py: ...here.
+
 2014-05-23  Roland Levillain  <roland@lrde.epita.fr>
 
 	Make Swilena's max-tree.py test fully work with SWIG 2.0.7.

swilena/println.ixx

 //						       		-*- C++ -*-
-// Copyright (C) 2008 EPITA Research and Development Laboratory (LRDE)
+// Copyright (C) 2008, 2014 EPITA Research and Development Laboratory (LRDE).
 //
 // This file is part of Olena.
 //
@@ -27,6 +27,10 @@
 /// \file println.ixx
 /// \brief A wrapper of mln::debug::println.
 
+%module println
+
+%include std_string.i
+
 %{
   #include "mln/debug/println.hh"
 %}

swilena/python/max-tree.py

@@ -40,10 +40,4 @@ image.println("ima =", ima)
 
 max_tree_parent = image.max_tree(ima, c4())
 
-# FIXME: Overloading issue: Why can't we use
-#
-#   image2d_point2d.println("max_tree_parent =", max_tree_parent)
-#
-# ?
-## 2013-04-09: Disabled, until a solution is found.
-par_image.println(max_tree_parent)
+par_image.println("max_tree_parent =", max_tree_parent)