Added the underscore node_module.

node_modules/underscore/modules/wrap.js

@@ -0,0 +1,8 @@
+import partial from './partial.js';
+
+// Returns the first function passed as an argument to the second,
+// allowing you to adjust arguments, run code before and after, and
+// conditionally execute the original function.
+export default function wrap(func, wrapper) {
+  return partial(wrapper, func);
+}