Change log for the Workflow block

Changes in 2.2

Improved test data generators (mainly for the benefit of other OU plugins which integrate with this).

Changes in 2.1

Fix malformed HTML.

Changes in 2.0

New tokens %%coursestartdate%%, %%courseenddate%%, %%activityopendate%% and %%activityclosedate%% which can be used in email templates.
On the admin screens, the styling has been improved, so it is more obvious which workflows are inactive.
Fix issue with the styling of popups.
Fix failing Behat tests.

Changes in 1.9

When creating an email templates, you are shown a list of available placeholder.
Extended privacy provider support for Moodle 3.6.
Fix compatibility with PHP 7.3.
Coding style fixes.

Changes in 1.8

Add logging/Moodle events for workflow changes. Thanks to Henrik Thorn from https://itkartellet.dk/.
Fix an incorrect database index definition.
Fix Behat tests for Moodle 3.6.

Changes in 1.7

Privacy API implementation.
New script action setgradeitemvisibility.
Improve the styling of the workflow overview table.
Make email sending more robust.
Fix compatibility with recent Moodle versions.
Setup Travis-CI automated testing integration.
Fix some automated tests to pass with newer versions of Moodle.
Fix some coding style.
Due to privacy API support, this version now only works in Moodle 3.4+ For older Moodles, you will need to use a previous version of this plugin.

1.6 and before

Changes were not documented here.