Add production dependencies

node_modules/bach/lib/series.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var initial = require('array-initial');
+var last = require('array-last');
+var asyncDone = require('async-done');
+var nowAndLater = require('now-and-later');
+
+var helpers = require('./helpers');
+
+function iterator(fn, key, cb) {
+  return asyncDone(fn, cb);
+}
+
+function buildSeries() {
+  var args = helpers.verifyArguments(arguments);
+
+  var extensions = helpers.getExtensions(last(args));
+
+  if (extensions) {
+    args = initial(args);
+  }
+
+  function series(done) {
+    nowAndLater.mapSeries(args, iterator, extensions, done);
+  }
+
+  return series;
+}
+
+module.exports = buildSeries;