*  apps/g2/compute_ctos.cpp,
      *  apps/g2/compute_ctos.hpp: New.
      *  apps/g2/g2-maxdepth.cpp: Support for other pinf.
      *  apps/g2/satmaxtree-cli.cpp: Externalize 2-Face removal.
      *  apps/g2/satmaxtree.cpp,
      *  apps/g2/satmaxtree.hpp: Clean facades and add 2F removal method.
      *  mln/morpho/tos/ctos.hpp: Add some overloads.

        *  apps/tos/addborder.hpp: Fix missing header.
        *  apps/tos/croutines.hpp: Add missing mln_exiting.
        *  mln/accu/accumulators/accu_as_it.hpp: Fix missing header.

	*  mln/core/image/ndimage.hpp: from_buffer methods.
	*  tests/core/image/image2d.cpp: add test for from_buffer.

    * mln/morpho/structural/gradient.hpp: New alg.

    * mln/colors/literal.hpp: New literals.

    * CMakeLists.txt: Add boost include directory in Compile Flags.

dependency to the mln/morpho/patternspectra.hpp.

           *  apps/attributes/MSER-patternspec-cli.cpp,
           *  apps/attributes/meaningfullness-cli.cpp,
           *  apps/attributes/meaningfullness-patternspec-cli.cpp: See above.

    * apps/tos/croutines.hpp: Add set_value_on_coutour routine.

    * mln/morpho/algebraic_filter.hpp: Area opening alg.

    * mln/morpho/maxtree/maxtree.hpp: min-tree entry.

    *  mln/morpho/datastruct/checktree.hpp: New.

    *  img/fly.pbm,
    *  img/fly.pgm,
    *  img/fly.ppm,
    *  img/small.pbm,
    *  img/small.pgm,
    *  img/small.ppm,
    *  img/tiny.pbm,
    *  img/tiny.pgm,
    *  img/tiny.ppm: New.

	* apps/g2/g2-maxtree.cpp: New.

	*  apps/supervised-gui/CMakeLists.txt,
	*  apps/supervised-gui/automatic.cpp,
	*  apps/supervised-gui/supervised-cli-multi.cpp,
	*  apps/supervised-gui/supervised-gui-3c.cpp,
	*  apps/supervised-gui/compute_distance.hpp: Add debug msg.
	*  apps/supervised-gui/generate_res.cpp,
	*  apps/supervised-gui/nettoyage.cpp: New.

debugging outputs.

	*  apps/hierachical_seg-gui/CMakeLists.txt,
	*  apps/hierachical_seg-gui/hierachical_seg-gui.cpp: debug outputs.

	*  apps/supervised-gui/CMakeLists.txt,
	*  apps/supervised-gui/automatic.cpp,
	*  apps/supervised-gui/supervised-cli-multi.cpp: New.

	*  apps/attributes/CMakeLists.txt,
	*  apps/attributes/stat.cpp: New.

	*  apps/mumford_shah_on_tree/CMakeLists.txt,
	*  apps/mumford_shah_on_tree/mumford_shah_on_tree.cpp,
	*  apps/mumford_shah_on_tree/mumford_shah_on_tree.hpp: Add inplace tree simplification.

	*  apps/g2/CMakeLists.txt,
	*  apps/g2/g2-maxdepth.cpp: Small border fix.
	*  apps/g2/g2-no-overlap.cpp,
	*  apps/g2/g2-no-overlap2.cpp: New.

	*  mln/io/freeimage_plugin.hpp: RGB(A)16 writing support.

	*  mln/core/math_ops.hpp,
	*  mln/core/vec/vec_math_ops.hpp: l2dist, l2dist_sqr
	*  mln/core/vec_base.hpp: explicit conversion from other tags.

	*  mln/core/trace.hpp: thread local stack.

	*  mln/transform/chamfer_distance_transform.hpp,
	*  tests/CMakeLists.txt,
	*  tests/transform/CMakeLists.txt,
	*  tests/transform/chamfer_distance_transform.cpp: New.

	*  mln/core/image/ndimage_iter.hpp,
	*  mln/core/image/ndimage_pixel_iterator.hpp Fixed.

accu_as_it and variance accus.

	*  mln/accu/accumulators/accu_as_it.hpp,
	*  mln/accu/accumulators/max_elements.hpp,
	*  mln/accu/accumulators/min_elements.hpp,
	*  mln/accu/accumulators/moment_of_inertia.hpp: New
	*  mln/accu/accumulators/variance.hpp: Add mean extraction.
	*  tests/accu/CMakeLists.txt,
	*  tests/accu/max_elements.cpp,
	*  tests/accu/min_elements.cpp,
	*  tests/accu/moment_of_inertia.cpp: New.

	*  tests/morpho/CMakeLists.txt,
	*  tests/morpho/alphatree/CMakeLists.txt,
	*  tests/morpho/alphatree/alphatree.cpp,
	*  mln/morpho/alphatree/alphatree.hpp,
	*  mln/morpho/component_tree/cuts.hpp: New.

	*  mln/morpho/component_tree/accumulate.hpp: Set default require order to false
	*  mln/morpho/component_tree/filtering.hpp: Fix for non writable attribute map.
	*  mln/morpho/component_tree/io.hpp: Add overload facilities.
	*  mln/morpho/component_tree/reconstruction.hpp: Add overload.
	*  mln/morpho/datastruct/component_tree.hpp: Add realsize and shrink_to_fit methods.

	*  cli/CMakeLists.txt,
	*  cli/recompose_channels.cpp: New.

	* mln/contrib/meanshift/meanshift.hpp,
	* tests/contrib/meanshift/meanshift.cpp: New.

	* mln/morpho/algebraic_filter.hpp: Fix default arg redefinition.
	* mln/morpho/closing_by_reconstruction.hpp: Fix guard.

	* cli/CMakeLists.txt,
	* cli/dilate.cpp: New.

	* apps/qcm/Makefile: Add link to boost program options.
	* apps/qcm/qcm.cpp: Use milena's opning impl.
	* apps/qcm/qcm.py: Python script for grading.

        * mln/core/algorithm/transpose.hpp: New.
 	* mln/morpho/canvas/dilation_like.hpp,
	* mln/morpho/canvas/dilation_like.spe.hpp: New.
	* mln/morpho/dilate.hpp,
	* mln/morpho/erode.hpp,
	* mln/morpho/gradient.hpp,
	* mln/morpho/opening.hpp: Moved and modified to...
	* mln/morpho/structural/closing.hpp,
	* mln/morpho/structural/dilate.hpp,
	* mln/morpho/structural/erode.hpp,
	* mln/morpho/structural/gradient.hpp,
	* mln/morpho/structural/opening.hpp: ... these files.
	* tests/morpho/CMakeLists.txt,
	* tests/morpho/dilate.cpp,
	* tests/morpho/erode.cpp,
	* tests/morpho/gradient.cpp,
	* tests/morpho/opening.cpp,

(the constant image is indexable).

	* mln/core/image/constant_image.hpp: Add index() method.

	* mln/core/image/morphers/details/morpher_core_access.hpp,
	* mln/core/image/morphers/morpher_base.hpp,
	* mln/core/pixel_utility.hpp: Clean.

	* mln/accu/accumulators/h_infsup.hpp: New.

has_untake traits.

	* mln/accu/accumulator.hpp,
	* mln/accu/accumulator_base.hpp,
	* mln/accu/accumulators/count.hpp,
	* mln/accu/accumulators/infsup.hpp,
	* mln/accu/accumulators/sum.hpp,
	* mln/accu/composite_accumulator.hpp: Support for untake
	* mln/core/concept/accumulator.hpp: Move to...
	* mln/accu/concept/accumulator.hpp.

	* mln/core/neighborhood/neighborhood_base.hpp,
	* mln/core/neighborhood/neighborhood_traits.hpp: Minor changes,
	* mln/core/se/ball.hpp: New.
	* mln/core/win2d.hpp: Add inc/dec methods.

range do not provide such functionality.

	* mln/core/image/sub_image.hpp: Use rng::has.
	* mln/core/range/has.hpp: New.
	* mln/core/range/range.hpp: include mln/core/range/has.hpp.

by the incremental versions of kernel processing algorithms. This
is backward compatible with already defined iterator if they use
the iterator_base interface.

	* mln/core/concept/iterator.hpp,
	* mln/core/iterator/iterator_base.hpp,
	* mln/core/iterator/iterator_traits.hpp,
	* mln/core/iterator/transform_iterator.hpp,
	* mln/core/iterator/zip_iterator.hpp: Add has_NL() method.