fixed wrong include

src/Interface/MainClass.h

 #define PDNS_SLAVE_MAINCLASS_H
 
 #include <Business/CryptoBusiness.h>
-#include <boost/shared_ptr.hpp>
+#include <memory>
+#include <vector>
 #include "libmilter/mfapi.h"
 #include "libmilter/mfdef.h"