Add line break to site description at "--" in Genesis child themes

genesis-site-description-line-break.php

<?php

add_filter( 'genesis_seo_description', 'jmw_site_description', 10, 3 );
/**
 * Add line break to site description at "--" in Genesis child themes
 * @link http://www.jowaltham.com/line-break-site-description-genesis
 *
 * @param string $description The html string that is output as the site description
 * @param string $inside The site description in General Settings
 * @param string $wrap The html string to wrap around the site description 
 *
 * @return string Modified description
 */
function jmw_site_description( $description, $inside, $wrap ) {
	$inside = str_replace( '--', '<br />', $inside );
	$description  = sprintf( "<{$wrap} %s>", genesis_attr( 'site-description' ) );
	$description .=  "{$inside}</{$wrap}>";
	return $description;
}