Don't display any "Errors" on successful email recovery in shopplugin.

errors.php

<div class="shopp shopp-errors">
	<?php $msg = shopp('storefront','errors','echo=0'); 
if(trim($msg) == '<li>Check your email address for instructions on resetting the password for your account.</li>' ||
	trim($msg) == '<li>Check your email address for your new password.</li>'): ?>
		<ul>
			<?php print $msg; ?>
	<?php else: ?>
		<h3>Errors</h3>
		<ul>
			<?php print $msg; ?>
	<?php endif; ?>
	</ul>
</div>