Does not work with hook-babel

```

/Applications/MAMP/htdocs/<<my project>>/node_modules/core-js/modules/es6.symbol.js:224
    return _stringify.apply($JSON, args);
                      ^
RangeError: Maximum call stack size exceeded
    at [object Object].join (native)
```

https://github.com/sane/sails-hook-babel
