Git commits in Moodle 3.7.x by barbararamiro

commit 52d548721941901ca6407414e1206c3ffe3dd7c9
Author: barbararamiro <barbara@moodle.com>
Date:   Wed, 20 Mar 2019 12:33:51 +0800
Tag:    v3.7.0-beta

MDL-65033 mod_forum: New star icons

commit 8eaf770d016be64d394777d1c09a70592ff6c1dd
Author: Barbara Ramiro <barbara@moodle.com>
Date:   Fri, 15 Feb 2019 12:19:20 +0800
Tag:    v3.7.0-beta

MDL-64773 core: added muted icon