Filter testimonials_widget_meta_box example

testimonials_widget_meta_box.php

add_filter( 'testimonials_widget_meta_box', 'my_meta_box' );
function my_meta_box( $fields ) {
	$read_more_link = array(
		'name' => __( 'Read More Link', 'testimonials-widget-premium' ),
		'id' => 'testimonials-widget-read-more-link',
		'type' => 'text',
		'desc' => __( 'Alternate destination for "Read more" link. Leave blank for normal linking to full testimonial.', 'testimonials-widget-premium' ),
	);

	$fields[] = $read_more_link;

	$is_nurse = array(
		'name' => __( 'Nurse?', 'testimonials-widget-premium' ),
		'id' => 'testimonials-widget-is-nurse',
		'type' => 'select',
		'options' => array(
			0 => __( 'No' ),
			1 => __( 'Yes' ),
		),
		'std' => 0,
	);

	$fields[] = $is_nurse;

	return $fields;
}

Gist should be fixed now.