Merge pull request gtalarico#19 from crcastle/master

Fix Heroku deploy

Author: gtalarico

app.json

@@ -16,5 +16,13 @@
     }
    },
   "addons": [
-   ]
+   ],
+  "buildpacks": [
+    {
+      "url": "heroku/nodejs"
+    },
+    {
+      "url": "heroku/python"
+    }
+  ]
 }