Default custom document listing doesn't allow File drag n drop

When generating the view layout of a folderish document, the listing should be by default activated to drag n drop content: currently, to make it work, you have to add draggable$="[[_hasWritePermission(document)]]" drop-target-filter="[[_dropTargetFilter]]" to the nuxeo-data-table or any other result layout, and additionally add the missing Nuxeo.DocumentContentBehavior behavior