code: function(resp, options) {
      // Mongodb sometimes returns an array of one document
      if (_.isArray(resp)) {
        resp = resp[0];
      }
      resp = _.defaultsDeep({}, resp, this.defaults());
      return resp;
    }
docs: Backbone `parse` extended with support for defaults
  
  @param {Object|Array} resp
  @param {Object} options
  @return {Object}