Added hyperlinks to the Doxygen-generated Leptonica API Reference Documentation for all source files and functions in Leptonica API, /src Directory Contents (API Implementation), and /prog Directory Contents (Examples).
Added hyperlinks to the Doxygen-generated Leptonica API Reference Documentation for all source files and functions mentioned in the README and Version Notes for Leptonica.
Removed the “Show Source” link from the sidebar.
Initial release for Leptonica v1.68.