docs: function permittedOptions(methodName) {
          var options = ghostBookshelf.Model.permittedOptions.call(this, methodName),
  
              // whitelists for the `options` hash argument on methods, by method name.
              // these are the only options that can be passed to Bookshelf / Knex.
              validOptions = {
                  findOne: ['columns', 'importing', 'withRelated', 'require', 'filter'],
                  findPage: ['status', 'staticPages'],
                  findAll: ['columns', 'filter'],
                  destroy: ['destroyAll', 'destroyBy'],
                  edit: ['filter']
              };
  
          // The post model additionally supports having a formats option
          options.push('formats');
  
          if (validOptions[methodName]) {
              options = options.concat(validOptions[methodName]);
          }
  
          return options;
      }