Git commits in Moodle 3.1.6 by Jun Pataleta

commit 2c0857ba050487d2dcf1c2944fa3c1c161899c09
Author: Jun Pataleta <jun@moodle.com>
Date:   Tue, 18 Apr 2017 13:22:33 +0800
Tag:    v3.1.6

MDL-58463 mod_assign: Improve coverage of test_assign_refresh_events()

commit 6fd68f69676590b426f1a41507604c6dc46ba013
Author: Jun Pataleta <jun@moodle.com>
Date:   Fri, 07 Apr 2017 12:45:51 +0800
Tag:    v3.1.6

weekly release 3.1.5+

commit 781f643d956828edd28857639897259f0d17e9d1
Author: Jun Pataleta <jun@moodle.com>
Date:   Mon, 03 Apr 2017 11:38:15 +0800
Tag:    v3.1.6

MDL-58463 mod_assign: Use correct course ID for fetching assignment's CM

commit 6ef412801f90981d23e1f6d13d522c364aad7439
Author: Jun Pataleta <jun@moodle.com>
Date:   Fri, 24 Mar 2017 12:29:49 +0800
Tag:    v3.1.6

MDL-57793 calendar: Additional edge-case tests

commit baf42679ab4a881e7b5640f9736ce13500cf8b42
Author: Jun Pataleta <jun@moodle.com>
Date:   Fri, 17 Mar 2017 13:27:20 +0800
Tag:    v3.1.6

MDL-57793 calendar: Add recursion to satisfy COUNT rule

commit 67f8fc9419e41c00715f3844e7be3d4f6db37acb
Author: Jun Pataleta <jun@moodle.com>
Date:   Wed, 15 Mar 2017 14:03:07 +0800
Tag:    v3.1.6

MDL-57658 calendar: Remove BYDAY filtering dependence on NumberFormatter

commit baad350a71b66fc34290a59573ce9b8cc59a3fca
Author: Jun Pataleta <jun@moodle.com>
Date:   Wed, 15 Mar 2017 11:18:21 +0800
Tag:    v3.1.6

MDL-57658 calendar: Set sort order for fetched DB records

commit e0a41273a650af72db6fb64ec09d655ffb2ffe1f
Author: Jun Pataleta <jun@moodle.com>
Date:   Thu, 19 Jan 2017 15:22:06 +0800
Tag:    v3.1.6

MDL-57658 calendar: Fix rrulemanager and unit tests