Git commits in Moodle 3.1.5 by Jun Pataleta

commit c8e6ceb4c4b3990b044f7737fc7eb67fce3ba5fe
Author: Jun Pataleta <jun@moodle.com>
Date:   Thu, 02 Mar 2017 10:54:49 +0800
Tag:    v3.1.5

MDL-58123 mod_lesson: Fix lesson table name in refresh_events DB query


commit 742671e7c91d98c91ba299043ea8b1381dc9e8d6
Author: Jun Pataleta <jun@moodle.com>
Date:   Mon, 16 Jan 2017 16:10:09 +0800
Tag:    v3.1.5

MDL-57660 mod_forum: Preserve forum ID selection after form submission