chore: review docs (angular#1407)

Author: filipesilva

addon/ng2/blueprints/ng2/files/package.json

@@ -8,7 +8,8 @@
     "lint": "tslint \"<%= sourceDir %>/**/*.ts\"",
     "test": "ng test",
     "pree2e": "webdriver-manager update",
-    "e2e": "protractor"
+    "e2e": "protractor",
+    "typings": "typings"
   },
   "private": true,
   "dependencies": {