Developer credits
Git commits in Moodle 2.8.x by Jordi Pujol Ahulló
commit b94e9188e7d4f3083da793dcdc1801f71b0d13ce Author: Jordi Pujol Ahulló <jordi.pujol@urv.cat> Date: Tue, 24 Mar 2015 18:15:46 +0800 Tag: v2.8.6 MDL-49641 repository_dropbox: preventing poor performance.