added Ember.typeOf func for attr

tests/microdata/step01.js

@@ -30,7 +30,7 @@ test("Model", function() {
 
 test("attr exists", function() {
   ok(attr, "attr exists");
-  ok(typeof(attr) === 'function', "attr is a macro");
+  ok(Ember.typeOf(attr) === 'function', "attr is a macro");
 });
 
 test("store exists", function() {

tests/microdata/step02.js

@@ -27,3 +27,7 @@ test("initializer defined", function() {
 test("controllers have access to the store", function() {
   ok(lookup('controller:article').get('store') instanceof Store);
 });
+
+test("routes have access to the store also", function() {                      
+  ok(lookup('route:article').get('store') instanceof Store);                   
+});