message: fix compilation on g++4.8
diff: @@ -16,6 +16,7 @@ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  // Jim Harris (FreeBSD)
  #include <iostream>
  +#include <stdexcept>
  #include <stdio.h>
  #include <sys/types.h>
  #include <sys/stat.h>
  