New features

Primarily bug fixes but also adding support for Drush 9.x. One new feature, absolute paths (available in obscure options).

All changes since 8.x-3.2:

* Update Drupal core to 8.4.0 and fix bugs caused by update.

Adds support for displaying the last updated date in the node form summary, and a pane for workbench moderation settings

Contains the following fixes, including one critical issue fix: