Git commits in Moodle 3.4.1 by Jake Dallimore

commit c619279f5e56cb74f00b239cb90bd9eda97f0d07
Author: Jake Dallimore <jake@moodle.com>
Date:   Fri, 08 Dec 2017 11:55:28 +0800
Tag:    v3.4.1

MDL-23887 database: fix use of deprecated system tables for mssql


commit 0c7512164824586b31217d2c414bf09b631708b0
Author: Jake Dallimore <jake@moodle.com>
Date:   Wed, 06 Dec 2017 09:07:25 +0800
Tag:    v3.4.1

MDL-60767 admin: fix usage of admin_write_settings


commit 9164ab6e39875e8bef39462cfea3331143011e43
Author: Jake Dallimore <jake@moodle.com>
Date:   Mon, 04 Dec 2017 16:53:51 +0800
Tag:    v3.4.1

MDL-44667 database: fix incorrect usages of $DB->get_field


commit 6f1a49b8b793690fc88e1ac2f090b19aad4030ec
Author: Jake Dallimore <jake@moodle.com>
Date:   Thu, 16 Nov 2017 11:13:12 +0800
Tag:    v3.4.1

weekly release 3.4+


commit 27ffa62131f76ba21ec4abd6ad25543966c11e90
Author: Jake Dallimore <jake@moodle.com>
Date:   Wed, 15 Nov 2017 16:42:18 +0800
Tag:    v3.4.1

MDL-58272 core_files: get converters from file extension not mimetype