Git commits in Moodle 3.6.1 by Mark Nelson

commit 29b6ac23e96243a8e56f1623d963182742c48bdb
Author: Mark Nelson <markn@moodle.com>
Date:   Tue, 04 Dec 2018 10:46:28 +0800
Tag:    v3.6.1

MDL-64307 core_message: do not include disabled conversations in count


commit 44b6ffb68c0cd2f5e09014c58594438dcdab247b
Author: Mark Nelson <markn@moodle.com>
Date:   Tue, 04 Dec 2018 10:36:09 +0800
Tag:    v3.6.1

MDL-64307 core: set all individual conversations to enabled


commit ebd104448f8b00fc879a27c38b8e3860da3cc13e
Author: Mark Nelson <markn@moodle.com>
Date:   Tue, 27 Nov 2018 17:17:41 +0800
Tag:    v3.6.1

MDL-64206 core: updated FB logo URL