Overview of changes in 1.45.1
=============================
- Undo PangoFontsetSimple deprecation
- Annotation fixes for various apis
- Add api to compare attribute lists
- Update data tables to Unicode 13.0
- Various test improvements
- Require GLib 2.60

Overview of changes in 1.45.0
=============================
- Some new font enumeration apis:
  pango_font_map_get_family
  pango_font_family_get_face
  pango_font_face_get_family
  pango_font_get_face
- Support for line-wide underlines
- Support for overlines