Add grunt-cli

Author: sanemat

package.json

@@ -30,6 +30,7 @@
   },
   "devDependencies": {
     "grunt": "^0.4.5",
+    "grunt-cli": "^0.1.13",
     "grunt-contrib-jshint": "^0.11.2",
     "grunt-contrib-nodeunit": "^0.4.1",
     "grunt-contrib-watch": "^0.6.1"