message: Applied fix suggested by ddurham2 to allow compilation using GCC 6.
diff: @@ -120,8 +120,11 @@ namespace network_boost {
  bool is_volatile_qualified;
  } obj_ref;
  - // To relax aliasing constraints
  - mutable char data;
  + // To relax aliasing constraints (HACK - I'm making data at
  + // least as big as the things above to avoid a placement-new
  + // error we're getting with gcc6. Not sure if that makes this
  + // comment now irrelevant)
  + mutable char data[sizeof(bound_memfunc_ptr_t)];
  };
  /**
  