Add node modules and compiled JavaScript from main (#172)

Co-authored-by: Oliver King <oking3@uncc.edu>

node_modules/underscore/amd/shuffle.js

@@ -0,0 +1,10 @@
+define(['./sample'], function (sample) {
+
+  // Shuffle a collection.
+  function shuffle(obj) {
+    return sample(obj, Infinity);
+  }
+
+  return shuffle;
+
+});