Git commits in Moodle 3.9.3 by David Mudrák

commit 975081c36704261a20efff026d9c98747c008198
Author: David Mudrák <david@moodle.com>
Date:   Mon, 26 Oct 2020 18:34:28 +0800
Tag:    v3.9.3

MDL-69998 lang: Fix reworded strings in Behat test scenarios

commit 834a1d64c5fde32d83b7446c6f914a56186edddb
Author: David Mudrák <david@moodle.com>
Date:   Fri, 09 Oct 2020 20:01:00 +0800
Tag:    v3.9.3

MDL-69906 admin: Display Setup search engine as link only if it is valid

commit 271b94ff4f42c2ddb479a725bce661de3367aba0
Author: David Mudrák <david@moodle.com>
Date:   Thu, 24 Sep 2020 20:57:41 +0800
Tag:    v3.9.3

MDL-69772 admin: Better validation for the allcountrycodes setting

commit d75844ea127f46b987b96fc91c1131c1c9275c10
Author: David Mudrák <david@moodle.com>
Date:   Thu, 24 Sep 2020 20:19:28 +0800
Tag:    v3.9.3

MDL-69772 admin: Fix legacy coding style on Location settings admin page

commit 11e5003bd6217b8f6eaab787f0433377bbedf4e7
Author: David Mudrák <david@moodle.com>
Date:   Thu, 24 Sep 2020 19:41:59 +0800
Tag:    v3.9.3

MDL-69772 lang: Ignore misconfigured allcountrycodes filter

commit 976f8f0c529c44f187885bd15acad338cb095f80
Author: David Mudrák <david@moodle.com>
Date:   Tue, 22 Sep 2020 04:10:34 +0800
Tag:    v3.9.3

MDL-67275 forum: Fix language and accessibility issues with buttons

commit 29a396fe4e65882a8f7f2fe65a8039d3265aa5f7
Author: David Mudrák <david@moodle.com>
Date:   Thu, 17 Sep 2020 17:37:54 +0800
Tag:    v3.9.3

MDL-69355 file: Do not attempt to set headers after output started

commit 91ae4ab5db72df10f9a3cf5194b849e8ad6b034e
Author: David Mudrák <david@moodle.com>
Date:   Tue, 15 Sep 2020 16:22:57 +0800
Tag:    v3.9.3

MDL-69698 licenses: Improve the performance of the licenses cache

commit 2cc3588b7778d9b589d98cefeaaa3949be366329
Author: David Mudrák <david@moodle.com>
Date:   Tue, 15 Sep 2020 16:19:46 +0800
Tag:    v3.9.3

MDL-69698 licenses: Do not cache the localised licenses fullnames