Method add

src/serializers/util.cpp:27–31

using namespace util;

boost::shared_ptr<string_buffer::string_item> string_buffer::add(const std::string& s) {
	boost::shared_ptr<string_item> i = boost::shared_ptr<string_item>(new string_item(s));
	items.push_back(i);
	return i;
}
boost::shared_ptr<string_buffer::float_item> string_buffer::add(const double& d) {
	boost::shared_ptr<float_item> i = boost::shared_ptr<float_item>(new float_item(d));
	items.push_back(i);