* milena/test/main.cc: Use erosion.
	* milena/debug/println.hh: Remove version with win.
	Add a facade.
	New 2D version.
	* milena/level/fill.hh: Add overloads.
	* milena/core/concept/point_set.hh (npoints): New.
	* milena/core/concept/box.hh (npoints): New.
	* milena/core/image2d.hh (operator=): New.
	(image2d): New cpy ctor.
	* milena/value/props.hh: Extend.


git-svn-id: https://svn.lrde.epita.fr/svn/oln/trunk@985 4aad255d-cdde-0310-9447-f3009e2ae8c0