Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/clone-stats/index.js b/node_modules/clone-stats/index.js
new file mode 100644
index 0000000..e797cfe
--- /dev/null
+++ b/node_modules/clone-stats/index.js
@@ -0,0 +1,13 @@
+var Stat = require('fs').Stats
+
+module.exports = cloneStats
+
+function cloneStats(stats) {
+  var replacement = new Stat
+
+  Object.keys(stats).forEach(function(key) {
+    replacement[key] = stats[key]
+  })
+
+  return replacement
+}