Build: Update grunt and grunt-jquery-content packages

Author: supertassu

package.json

@@ -24,7 +24,7 @@
     "test": "grunt lint"
   },
   "dependencies": {
-    "grunt": "0.4.5",
-    "grunt-jquery-content": "3.0.1"
+    "grunt": "1.5.3",
+    "grunt-jquery-content": "3.1.0"
   }
 }