/**
* Local shortcut function for creating a link to a scale.
* @param int $courseid The Course ID
* @param grade_scale $scale The Scale to link to
* @param grade_plugin_return $gpr An object used to identify the page we just came from
* @return string html
*/
function grade_print_scale_link($courseid, $scale, $gpr)
{
global $CFG, $OUTPUT;
$url = new moodle_url('/grade/edit/scale/edit.php', array('courseid' => $courseid, 'id' => $scale->id));
$url = $gpr->add_url_params($url);
return html_writer::link($url, $scale->get_name());
}