* mln/canvas/morpho/algebraic_filter.hh,
	* mln/canvas/morpho/algebraic_union_find.hh: Remove.
	Now, use either mln::canvas::morpho::attribute_filter or
	leveling/algebraic filters in mln::morpho.

	* sandbox/edwin/accu.cc,
	* sandbox/edwin/accu_trait.hh,
	* sandbox/edwin/algebraic.hh,
	* sandbox/edwin/algebraic_union_find.hh,
	* sandbox/edwin/card.hh,
	* sandbox/edwin/filtres/connectes/Makefile,
	* sandbox/edwin/filtres/connectes/connected_filter.hh,
	* sandbox/edwin/filtres/connectes/filter.cc,
	* sandbox/edwin/filtres/connectes,
	* sandbox/edwin/filtres,
	* sandbox/edwin/leveling.hh: Remove all files related to
	  filters from my sandbox.

git-svn-id: https://svn.lrde.epita.fr/svn/oln/trunk@3447 4aad255d-cdde-0310-9447-f3009e2ae8c0