Method write

libi2pd/HTTP.cpp:352–358

	}

	void HTTPReq::write(std::ostream & o)
	{
		o << method << " " << uri << " " << version << CRLF;
		for (auto & h : headers)
			o << h.first << ": " << h.second << CRLF;
		o << CRLF;
	}

	std::string HTTPReq::to_string()
	{