 of a
        parser generator, the usual reaction is "it must be big and complex
        with a steep learning curve." Not so. Spirit is designed to be fully
        scalable. The library is structured in layers. This permits learning on an
        as-needed basis, after only learning the minimal core and basic concepts.
      </p>
<p>
        For development simplicity and ease in deployment, the entire library consists
        of only header files, with no libraries to link against or build. Just put
   