#include <libcxml/cxml.h>
#include <boost/optional.hpp>
#include <boost/signals2.hpp>
#include <boost/filesystem.hpp>
#include <string>
#include <libcxml/cxml.h>
#include <boost/optional.hpp>
#include <boost/signals2.hpp>
#include <boost/filesystem.hpp>
#include <string>