API issues to fix before 1.0:
============================
-- API to accept a list of languages.
-
-- Add default font_funcs / Unicode funcs API and to utils.
+- API to accept a list of languages?
- Add init_func to font_funcs. Adjust ft.
+- hb-ft load_flags issues.
+
+- get_glyph() / get_glyph_variant()?
+
- Add pkg-config files for glue codes (harfbuzz-glib, etc)
- 'const' for getter APIs? (use mutable internally)
-- blob_from_file?
-
API additions
=============
- Language to/from script.
-- Buffer (de)serialize API ala hb-shape?
+- blob_from_file?
- Add hb-cairo glue
- Add hb_font_create_linear()?
-- Add query API for aalt-like features?
+- Add query / enumeration API for aalt-like features?
- SFNT api? get_num_faces? get_table_tags? (there's something in stash)