Git commits in Moodle 3.2.x by Gergely Kún

commit 863dcb14a8fd8a7d88247914d992d8e0cb7fcbdb
Author: Gergely Kún <kun.gergely@kgservermanagement.com>
Date:   Thu, 16 Feb 2017 16:03:26 +0800
Tag:    v3.2.2

MDL-56679 core: Initialise $SESSION if necessary