$this->addOption( 'parser1', 'The first parser to compare.', true, true );
$this->addOption( 'parser2', 'The second parser to compare.', true, true );
$this->addOption( 'tidy', 'Run tidy on the articles.', false, false );
$this->addOption( 'parser1', 'The first parser to compare.', true, true );
$this->addOption( 'parser2', 'The second parser to compare.', true, true );
$this->addOption( 'tidy', 'Run tidy on the articles.', false, false );