0.0.22
 - NEW: Bump gegl to 0.0.22
 - NEW: New major soversion (ABI breakage in gegl)
 - NEW: Gegl::Buffer::destroy()
 - NEW: Gegl::Buffer::linear_open()
 - NEW: Gegl::Buffer::linear_close()
 - NEW: Gegl::Node::add_child()
 - NEW: Gegl::Node::remove_child()
 - BUG: configure didn't enforce a gegl recent enough.
 - API: use the new operation names for gegl (ABI break)

0.0.17.1

 - BUG: Gegl::Buffer::Buffer() didn't work very well when
   setting the extent.

0.0.17

 - NEW: added tools/enum.pl for convenience
 - NEW: Gegl::Color::get_float4()
 - NEW: Gegl::Buffer::create_from_file()
 - NEW: Gegl::Buffer::set_extent()
 - NEW: Gegl::Buffer::save()
 - NEW: Gegl::Buffer::flush()
 - NEW: Gegl::Buffer::clear()
 - NEW: Gegl::Buffer::get_format()
 - BUG: remove spurious ';' in buffer.hg
 - BUG: fix some other warnings in node.hg
 - BUG: the headers are in libgeglmm/
 - BUG: Node::new_child() must add a reference.
 - API: Node::link() now return the sink for chaining.
 - API: It is geglmm, not libgeglmm.

0.0.16

 - initial release. API/ABI unstable.
