voting progress

utils/shuffleArray.js

@@ -0,0 +1,13 @@
+//https://stackoverflow.com/a/6274381
+function shuffle(a) {
+  var j, x, i
+  for (i = a.length - 1; i > 0; i--) {
+    j = Math.floor(Math.random() * (i + 1))
+    x = a[i]
+    a[i] = a[j]
+    a[j] = x
+  }
+  return a
+}
+
+module.exports = shuffle