Several faad2 fixes

- CVS isn't shipped in OSX Mavericks, so build faad2 from tarball.
  (There hasn't been much activity at all on the CVS repository.)
- It needs a patch to change AM_CONFIG_HEADER into AC_CONFIG_HEADERS.
- Update the repository URLs in gtk-osx-gstreamer.modules.
Fix sutogen -> autogen typo
Update harfbuzz dependencies

Harfbuzz requires ragel; and apparently doesn't require freetype.