docs: function fixBools(attrs) {
          var self = this;
          _.each(attrs, function each(value, key) {
              if (schema.tables[self.tableName].hasOwnProperty(key)
                  && schema.tables[self.tableName][key].type === 'bool') {
                  attrs[key] = value ? true : false;
              }
          });
  
          return attrs;
      }