Added the underscore node_module.

node_modules/underscore/amd/omit.js

@@ -0,0 +1,20 @@
+define(['./restArguments', './isFunction', './negate', './map', './_flatten', './contains', './pick'], function (restArguments, isFunction, negate, map, _flatten, contains, pick) {
+
+  // Return a copy of the object without the disallowed properties.
+  var omit = restArguments(function(obj, keys) {
+    var iteratee = keys[0], context;
+    if (isFunction(iteratee)) {
+      iteratee = negate(iteratee);
+      if (keys.length > 1) context = keys[1];
+    } else {
+      keys = map(_flatten(keys, false, false), String);
+      iteratee = function(value, key) {
+        return !contains(keys, key);
+      };
+    }
+    return pick(obj, iteratee, context);
+  });
+
+  return omit;
+
+});