[introspection] Pass source files to scanner
[docs] Document a few symbols
[gtk-doc] Pass source files to gtk-doc
Whitespace
Annotate hb-set a bit; add HB_SET_VALUE_INVALID
Minor change to hb_language_t

Let me know if this breaks anyone's anything.
[introspection] Work around g-i limitation with hb_language_t
[docs/introspection] More annotations
[docs/introspection] Some more annotations
[otlayout] Add structs for JSTF table
[introspection] Disable constructors for now

Since our types are not associated with their methods, marking
constructors makes them inaccessible from bindings.  Undo for now.
[introspection] Make hb_blob_create() introspectable
[introspection] Add sample.py
Remove contrib/ Python hand-coded binding stuff

gobject-introspection coming together.
Merge branch 'master' of git://github.com/behdad/harfbuzz