Git commits in Moodle 3.8.3 by David Mudrák

commit ece9b780d5524e39fd7aab1e8309088f53a62199
Author: David Mudrák <david@moodle.com>
Date:   Wed, 29 Apr 2020 23:47:36 +0800
Tag:    v3.8.3

MDL-68434 lang: Use the updated terminology in the tests

commit 0bfb8c4d835447ffa5714bc1adb98c98c342045e
Author: David Mudrák <david@moodle.com>
Date:   Wed, 29 Apr 2020 20:33:33 +0800
Tag:    v3.8.3

MDL-68556 admin: Fix some minor styling issues on the plugins check page

commit 64bff8a106d458c0932ff2863e32259e8eb58137
Author: David Mudrák <david@moodle.com>
Date:   Fri, 10 Apr 2020 20:03:23 +0800
Tag:    v3.8.3

MDL-68393 admin: Fix some minor styling issues on the notifications page

commit bee8448520ff5b5548a480a7a8f3492a34bc1c02
Author: David Mudrák <david@moodle.com>
Date:   Tue, 17 Mar 2020 21:44:50 +0800
Tag:    v3.8.3

MDL-68183 auth: Fix the performance of get_complete_user_data search

commit d23fba1deb88a878dce50afb6f2dab6bdaa15b2a
Author: David Mudrák <david@moodle.com>
Date:   Tue, 17 Mar 2020 20:04:07 +0800
Tag:    v3.8.3

MDL-68183 auth: Fix the performance of signup_validate_data search query

commit 1e19d154bad60b11da133d4a88581518d177e6a3
Author: David Mudrák <david@moodle.com>
Date:   Tue, 17 Mar 2020 05:39:49 +0800
Tag:    v3.8.3

MDL-68183 auth: Fix the performance of forgotten password user search

commit b6caef105b5b48448141699c781c20ff4eb688ef
Author: David Mudrák <david@moodle.com>
Date:   Sat, 14 Mar 2020 01:34:16 +0800
Tag:    v3.8.3

MDL-52319 upgrade: Better report the environment checks in CLI scripts