Git commits in Moodle 3.6.x by Rex Lorenzo

commit 8e6e56c0661bb48adc339bb80b464b70ee290e43
Author: Rex Lorenzo <rex@oid.ucla.edu>
Date:   Tue, 18 Sep 2018 04:25:34 +0800
Tag:    v3.6.4

MDL-63263 tool_recyclebin: Recycle bin should always save user data.