Git commits in Moodle 3.8.x by Didier 'OdyX' Raboud

commit b901252f6dfaa021f34168a1fbffb2825266779d
Author: Didier 'OdyX' Raboud <didier.raboud@liip.ch>
Date:   Tue, 10 Dec 2019 23:33:59 +0800
Tag:    v3.8.1

MDL-67491 core_message: Primary'fy the contact request counts


commit 62e1b79cb049191e498ba1f03024e7983083a4d1
Author: Didier 'OdyX' Raboud <didier.raboud@liip.ch>
Date:   Thu, 14 Mar 2019 21:00:27 +0800
Tag:    v3.8.0-beta

MDL-65067 analytics: Strengthen format_weeks detection