Git commits in Moodle 3.8.2 by Mario Wehr

commit 0debc8f82627776e674d005130dd5d7a88ee98b0
Author: Mario Wehr <m.wehr@fh-kaernten.at>
Date:   Sat, 28 Dec 2019 19:29:08 +0800
Tag:    v3.8.2

MDL-67204 assign task: Use lastruntime from task_scheduled