chore(deps): update dependency time-grunt

Patch release of time-grunt

Author: eddiemonge

Diff for: templates/common/_package.json

@@ -25,7 +25,7 @@
     "grunt-usemin": "~2.0.0",
     "jshint-stylish": "~0.1.3",
     "load-grunt-tasks": "~0.2.0",
-    "time-grunt": "~0.2.0"
+    "time-grunt": "~0.2.1"
   },
   "engines": {
     "node": ">=0.8.0"