Git commits in Moodle 3.9.6 by Paul Holden

commit b8322f7dd1ecb372d4b933589638299a2e5fbb15
Author: Paul Holden <paulh@moodle.com>
Date:   Fri, 05 Mar 2021 01:37:08 +0800
Tag:    v3.9.6

MDL-71048 lang: fix null equality check of lang string args.


commit 71bb7f306e779bb43ebc78f20bad0747dafd2db3
Author: Paul Holden <paulh@moodle.com>
Date:   Tue, 02 Mar 2021 17:02:17 +0800
Tag:    v3.9.6

MDL-71022 gradereport_history: prevent double escaping of users.


commit 9b3a8f7bd13bcbb2adf0e2ac8dc2bf78f37aa34e
Author: Paul Holden <paulh@moodle.com>
Date:   Tue, 23 Feb 2021 07:19:46 +0800
Tag:    v3.9.6

MDL-70977 mod_forum: fix empty equality check updating post content.


commit 51b2acfae364da06b14e01855f549b646a5cb25e
Author: Paul Holden <paulh@moodle.com>
Date:   Wed, 17 Feb 2021 17:54:24 +0800
Tag:    v3.9.6

MDL-70924 course: ensure required fields present when getting courses.


commit b70b06bc61a53190e7dfa2f1ca3894588fafc183
Author: Paul Holden <paulh@moodle.com>
Date:   Sat, 13 Feb 2021 05:47:58 +0800
Tag:    v3.9.6

MDL-66025 user: require message content in bulk action.


commit f8811d5661467b3519d72a51f57da22ed9ec2a79
Author: Paul Holden <paulh@moodle.com>
Date:   Wed, 10 Feb 2021 16:29:18 +0800
Tag:    v3.9.6

MDL-70789 theme_boost: fix double click on drawer hiding content.


commit 4037bdd82569888c0bccab2be5b03741e06a808c
Author: Paul Holden <paulh@moodle.com>
Date:   Mon, 23 Nov 2020 20:05:47 +0800
Tag:    v3.9.6

MDL-69036 theme_boost: consistent table row hovering for links.