Testing the "opt:root" escaping control capabilities.

>>>>templates/test.tpl
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<opt:root escaping="no">
{$htmlVar}
</opt:root>

>>>>data.php
$view->htmlVar = '<p>foo</p>';

>>>>expected.txt
OUTPUT

>>>>result.txt
<p>foo</p>