devel     - the active development environment (sans JDK)
            - latest version of HTMLTokenizer specification and generated code
            - modified skeleton to prevent VM exits on unmatched input
            - "flex" scripts to run JFlex with modified skeleton
            - active RCS archive
resources - backup/pristine resources
            - Unmodified JFlex 1.2.2 download
            - Separate modifications to the JFlex skeleton
            - W3C XML recommendation used for several of the HTMLTokenizer rules