* NEWS update for 0.4.
	* src/morpho/reconstruction.hh, src/morpho/geodesic_erosion.hh,
	src/morpho/geodesic_dilation.hh, src/morpho/watershed.hxx,
	src/value/color.hh, src/meta/ufuncs.hh, src/meta/ucmp.hh,
	src/meta/logic.hh, src/meta/control.hh, src/meta/basics.hh,
	src/core/pred.hh, src/core/internal/window.hh,
	src/core/internal/w_window.hh, src/core/internal/image3d_data.hh,
	src/core/internal/image3d.hh, src/core/internal/image2d_data.hh,
	src/core/internal/image2d.hh, src/core/internal/image1d_data.hh,
	src/core/internal/image1d.hh, src/convert/conversion_ng_se.hh,
	src/morpho/thinning.inc, src/morpho/thinning.hh,
	src/morpho/thickening.inc, src/morpho/thickening.hh,
	src/level/lut.hh: Update copyright years.

    prcs2git-id: 0_3.32