GetDKAN/dkan 7.x-1.16.4 on GitHub

#2837 Security updates for the services and path_breadcrumbs contrib modules
#2834 Add drush command drush ddpr to reduce duplicate dataset revisions from the same timestamp to a single revision.
#2830 Add patch to workbench_moderation to avoid deadlock on update
#2821 Declare file size of remote files as 'unknown' since the value given can be inaccurate
#2823 Update dkan_dataset_validate_date() function to work on additional date formats