mark grunt at 0.4.1. in package.json

services/web/package.json

@@ -59,12 +59,12 @@
     "underscore.string": "^3.0.2",
     "v8-profiler": "^5.2.3",
     "xml2js": "0.2.0"
-  }
-  ,
+  },
   "devDependencies": {
     "bunyan": "0.22.1",
     "chai": "",
     "chai-spies": "",
+    "grunt": "0.4.1",
     "grunt-available-tasks": "0.4.1",
     "grunt-bunyan": "0.5.0",
     "grunt-concurrent": "0.4.3",