Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/fastq/example.js b/node_modules/fastq/example.js
new file mode 100644
index 0000000..4f834c4
--- /dev/null
+++ b/node_modules/fastq/example.js
@@ -0,0 +1,12 @@
+'use strict'
+
+var queue = require('./')(worker, 1)
+
+queue.push(42, function (err, result) {
+  if (err) { throw err }
+  console.log('the result is', result)
+})
+
+function worker (arg, cb) {
+  cb(null, 42 * 2)
+}