Add Xing to Staff Social Profiles

// Add new staff social profiles
add_filter( 'wpex_staff_social_array', function( $profiles ) {
	$profiles['xing'] = array (
		'key'        => 'xing',
		'meta'       => 'wpex_staff_xing',
		'icon_class' => 'ticon ticon-xing',
		'label'      => 'Xing',
	);
	return $profiles;
}, 40 );