TabularData: take control of juxtapositing pager and form

templates/InlineFormView.php

@@ -12,10 +12,10 @@ class InlineFormView
 	{
 		if (!isset($form['is_embed']))
 			echo '
-			<form action="', $form['action'], '" method="', $form['method'], '" class="', $form['class'], '">';
+			<form action="', $form['action'], '" method="', $form['method'], '" class="', $form['class'] ?? '', '">';
 		else
 			echo '
-			<div class="', $form['class'], '">';
+			<div class="', $form['class'] ?? '', '">';
 
 		if (!empty($form['is_group']))
 			echo '