Git commits in Moodle 3.6.4 by Jake Dallimore

commit 151fc538de0f3cb3c348c7c6501683ed66c86aa1
Author: Jake Dallimore <jake@moodle.com>
Date:   Tue, 07 May 2019 11:03:28 +0800
Tag:    v3.6.4

MDL-65313 core: fix deletion of group conversation favourites


commit baa7be6a86416990247f4d25d142a1237e1e105f
Author: Jake Dallimore <jake@moodle.com>
Date:   Mon, 29 Apr 2019 11:01:14 +0800
Tag:    v3.6.4

MDL-65169 core_message: add behat step allowing searching for a string


commit e8b9a601267f1f841afcb7645b787801f4e10070
Author: Jake Dallimore <jake@moodle.com>
Date:   Fri, 26 Apr 2019 15:22:43 +0800
Tag:    v3.6.4

MDL-64676 core_message: fix legacy behat step which failed on firefox


commit daea8b596fcbfd9164e37ff9fcd9282e054475b3
Author: Jake Dallimore <jake@moodle.com>
Date:   Wed, 10 Apr 2019 15:07:15 +0800
Tag:    v3.6.4

MDL-65313 core: delete relevant favourites when deleting a conversation


commit a3b8e03c1c9e634df6c3b0a7226aaf02f891ec8c
Author: Jake Dallimore <jake@moodle.com>
Date:   Wed, 10 Apr 2019 11:59:31 +0800
Tag:    v3.6.4

MDL-65313 core: upgrade code to remove stale favourites for messaging


commit b93b0d635511680b31d4f679e22746e19de7c771
Author: Jake Dallimore <jake@moodle.com>
Date:   Fri, 29 Mar 2019 15:21:33 +0800
Tag:    v3.6.4

MDL-65170 core_user: perf improvement for user_get_user_details_courses


commit a1afcb2e7a9f144533a665b8eb555a943ab67ce6
Author: Jake Dallimore <jake@moodle.com>
Date:   Thu, 28 Mar 2019 11:51:07 +0800
Tag:    v3.6.4

MDL-65169 core_message: user search respects profile visibility


commit e3b664447b79a86c6a240d155823d8df642485d0
Author: Jake Dallimore <jake@moodle.com>
Date:   Thu, 28 Mar 2019 10:19:20 +0800
Tag:    v3.6.4

MDL-65170 core_user: user_get_user_details_courses respects groupmode


commit f3ad037584dc7aba3f559c09a911eb0abfcb7fa0
Author: Jake Dallimore <jake@moodle.com>
Date:   Fri, 15 Mar 2019 11:01:30 +0800
Tag:    v3.6.4

weekly release 3.6.3+