Git commits in Moodle 3.7.3 by Mikhail Golenkov

commit 8dc826354d92e066b98fe6669f313425e840b85e
Author: Mikhail Golenkov <mikhailgolenkov@catalyst-au.net>
Date:   Mon, 21 Oct 2019 14:48:45 +0800
Tag:    v3.7.3

MDL-66973 search: Reset Content writer after test.


commit bf61d3f2b733546848c48286eb76f453422a46fc
Author: Mikhail Golenkov <mikhailgolenkov@catalyst-au.net>
Date:   Mon, 07 Oct 2019 13:28:16 +0800
Tag:    v3.7.3

MDL-66864 upgrade: Delete non-mutual contacts in chunks.


commit c2ba01fe9e4d9df3e72218b66fc630adfad5b6f0
Author: Mikhail Golenkov <mikhailgolenkov@catalyst-au.net>
Date:   Mon, 30 Sep 2019 09:12:33 +0800
Tag:    v3.7.3

MDL-66794 core_customfield: Reset Course handler after unit tests run.