* mln/core/internal/site_iterator_base.hh
	(operator): Remove conversion; already present (inherited).
	Add a commentary about that.
	* mln/set/compute.hh: Copy to...
	* mln/set/compute_with_weights.hh: ...this new file.
	Modify.
	* mln/labeling/compute.hh: .
	* tests/set/compute.cc: Fix copyright.
	* tests/set/compute_with_weights.cc: New.


git-svn-id: https://svn.lrde.epita.fr/svn/oln/trunk@3775 4aad255d-cdde-0310-9447-f3009e2ae8c0