Expose a new type of feed compatible with a Tabletize data source.
You can point your Tabletize external data source to http://example.com/feed/json or http://example.com/?feed=json and you get a fully functional Tabletize data source that you can use with a list element.
You can find out more about external data sources here: http://help.tabletize.com/data/external-source/.
