This reverts commit ec067d9b.

This reverts commit ff5b9ac4.

This reverts commit ad55e288.

fixing assigning by reference http://php.net/manual/en/language.operators.assignment.php "As of PHP 5, the new operator returns a reference automatically, so assigning the result of new by reference results in an E_DEPRECATED message in PHP 5.3 and later, and an E_STRICT message in earlier versions."