docs: function fetchEntries(contentTypes) {
    return when.map(contentTypes, function (contentType) {
      if (!contentType.id) {
        return when.reject('Content type `' + contentType.name + '` is missing an `id` value');
      }
      var filters = _.merge({}, contentType.filters, {content_type: contentType.id});
      return client.entries(filters).then(function (results) {
        response[contentType.name] = results;
      });
    });
  }