Group common example headers

example/server-framework/multi_port.hpp

@@ -8,12 +8,13 @@
 #ifndef BEAST_EXAMPLE_SERVER_MULTI_PORT_HPP
 #define BEAST_EXAMPLE_SERVER_MULTI_PORT_HPP
 
-#include "detect_ssl.hpp"
 #include "ws_async_port.hpp"
 #include "http_async_port.hpp"
 #include "https_ports.hpp"
 #include "wss_ports.hpp"
 
+#include "../common/detect_ssl.hpp"
+
 #include <beast/core.hpp>
 
 #include <boost/function.hpp>