symfonyのredirectの使い方
■NG
$this->redirect('foo/bar?hoge=variable');
■OK
$this->redirect(array('module' => 'foo', 'action' => 'bar', 'hoge' => 'variable'));
■NG
$this->redirect('foo/bar?hoge=variable');
■OK
$this->redirect(array('module' => 'foo', 'action' => 'bar', 'hoge' => 'variable'));