Git commits in Moodle 4.0.x by Jamie Stamp

commit 2fee98919da8dc01fa0b687f48baed504acff718
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Thu, 26 Nov 2020 19:58:05 +0800
Tag:    v4.0.0-beta

MDL-70341 tasks: Allow disabled tasks to be overridden


commit f2ee4599f7d987b4befa9263cfa37d79aa38352f
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Mon, 09 Nov 2020 20:25:00 +0800
Tag:    v4.0.0-beta

MDL-69121 core: Add ZSTD/Gzip compression options to Redis sessions


commit 3a232840a5550d53392b11a01f7559e229da93a8
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Thu, 08 Oct 2020 00:27:35 +0800
Tag:    v4.0.0-beta

MDL-65843 tasks: Allow schedules to be overridden in config


commit e522d6dad47a2032306181e5fa749caab1769e00
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Wed, 07 Oct 2020 23:23:18 +0800
Tag:    v4.0.0-beta

MDL-68665 assignfeedback_editpdf: Fix systemsstamp URLs


commit 74b4d6368a8f262aafeec0be406505edf6142d0c
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Wed, 07 Oct 2020 23:21:18 +0800
Tag:    v4.0.0-beta

MDL-68665 assignfeedback_editpdf: Add filearea to persist stamps


commit 1343d84cc72201a248d3f561a2c1e39bfd87fac6
Author: Jamie Stamp <jamie.stamp@catalyst-eu.net>
Date:   Thu, 01 Oct 2020 23:59:42 +0800
Tag:    v4.0.0-beta

MDL-68665 assignfeedback_editpdf: Improve caching on stamps