Added the underscore node_module.

node_modules/underscore/cjs/wrap.js

@@ -0,0 +1,10 @@
+var partial = require('./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.
+function wrap(func, wrapper) {
+  return partial(wrapper, func);
+}
+
+module.exports = wrap;