Git commits in Moodle 3.7.6 by Brendan Heywood

commit f98f08c00a24e838c5bbdcddf15bafed1d7f4fb6
Author: Brendan Heywood <brendan@catalyst-au.net>
Date:   Sat, 18 Apr 2020 18:36:44 +0800
Tag:    v3.7.6

MDL-68443 xmldb: Improve path validation on view_xml action

commit 5c39f8969db9e81248c36f764fd0bf0c1dd5e9c8
Author: Brendan Heywood <brendan@catalyst-au.net>
Date:   Thu, 12 Mar 2020 06:33:57 +0800
Tag:    v3.7.6

MDL-68125 core: Fixed $CFG->reverseproxyignore install regression