PHPOffice/PHPExcel — pull request #380 by frost-nzcr4 (2014-05-30 14:07:56+00:00)
Title: Bugfix: Work item GH-351 - Change undefined variable to proper one

Looks like someone just copy the line `@libxml_disable_entity_loader($options == (LIBXML_DTDLOAD | LIBXML_DTDATTR));` from setter but forget to set `$options = self::$_libXmlLoaderOptions`