message: Switch to promises. async/await doesn't play well with async.series
diff: @@ -62,14 +62,11 @@ const setupPostcodesTable = callback => {
  setupWithTableSwap(Postcode, sourceFile)(callback);
  };
  -const setupDataTables = callback => {
  +const setupDataTables = (callback) => {
  console.log("Setting up support tables...");
  - try {
  - const result = setupSupportTables();
  - callback(null, result);
  - } catch (e) {
  - callback(e);
  - }
  + setupSupportTables()
  + .then(result => callback(null, result))
  + .catch(error => callback(error));
  };
  prompt.start();
  