Added the underscore node_module.

node_modules/underscore/cjs/_baseCreate.js

@@ -0,0 +1,20 @@
+var isObject = require('./isObject.js');
+var _setup = require('./_setup.js');
+
+// Create a naked function reference for surrogate-prototype-swapping.
+function ctor() {
+  return function(){};
+}
+
+// An internal function for creating a new object that inherits from another.
+function baseCreate(prototype) {
+  if (!isObject(prototype)) return {};
+  if (_setup.nativeCreate) return _setup.nativeCreate(prototype);
+  var Ctor = ctor();
+  Ctor.prototype = prototype;
+  var result = new Ctor;
+  Ctor.prototype = null;
+  return result;
+}
+
+module.exports = baseCreate;