Method add_header

include/aws/http/response.h:142–146

    return m_body;
}
inline void response::add_header(std::string name, std::string const& value)
{
    std::transform(name.begin(), name.end(), name.begin(), ::tolower);
    m_headers.emplace_back(std::move(name), value);
}

inline void response::append_body(const char* p, size_t sz)
{