[babl] Created tag BABL_0_1_72

[Øyvind "pippin" Kolås <ok src gnome org>]

The unsigned tag 'BABL_0_1_72' was created.

Tagger: Øyvind Kolås <pippin gimp org>
Date: 1566504779 +0200

    0.1.72

Changes since the last tag 'BABL_0_1_70':

Ell (1):
      avx2, two-table: don't segfault for NaN input

Michael Schumacher (1):
      extensions: add sse2_cflags to CIE

Niels De Graef (5):
      Add GObject Introspection support to babl
      Remove "Rename to" annotation
      Fix several GObject Introspection warnings
      Add some GIR annotations
      ci: Add GObject introspection packages

Øyvind Kolås (25):
      post-release version bump
      meson: stop overriding libdir
      meson/pkgconfig: drop remnants of libdir customizations
      meson: move pkgconfig after subdir defining babl
      change project description to be a bit less cryptic
      babl.h: declared BablModelFlag so gobject introspection understands it
      meson: depend on meson 0.50.0
      gir: set nsversion to 0.1
      babl: simplify logic in babl_epsilon_for_zero
      docs: update alpha docs
      babl: use an enum to internally differentiate rgb, cmyk or gray type spaces
      babl: add support for grayscale spaces
      babl: reduce default max path length to 3 (5)
      extensions: add some u8 and u16 conversions for grayscale
      extensions: add a Y' u8 to RGBA float conversion
      babl: add a lock around creation of new fishes
      cairo: add more little endian conversions
      cairo: remove on of the conversaions added in last commit
      gray: add graya to rgba expanders
      float: add grayscale alpha and trc converters
      float: add conversions to/from associated alpha for grayscale
      half/sse-half: register conversions for YaA as well
      babl: register gray and gray alpha shortcuts between spaces
      cairo: add code path from Y'A float
      release 0.1.72