Clicking on scales link in a course for administrators is really slow (fix included)

Clicking on the scales link in a course for administrators is really slow. This is a result of Moodle trying to make all scales site-wide available for the administrators. This is not efficient or practical. We recommend to comment this code out:

It doesn't make sense to click on the Scales link in a course and then get all the scales in the site. This is especially troublesome if you are running a big production site that has a lot of scales

At around line# 429

} else

{ // $scales_uses = site_scale_used($scale->id,$courses); }