Update the version of github-release-notes npm

Author: alexcanessa

package.json

@@ -27,7 +27,7 @@
     "test": "grunt test"
   },
   "devDependencies": {
-    "github-release-notes": "^0.2.0",
+    "github-release-notes": "^0.2.1",
     "grunt": "~0.4.5",
     "grunt-contrib-jshint": "^0.9.2"
   },