Add app.json for easy deploy to Heroku

Author: Edward Muller

app.json

@@ -0,0 +1,9 @@
+{
+  "name": "React Tutorial Server",
+  "description": "Code from the React tutorial",
+  "keywords": [ "react", "reactjs", "tutorial" ],
+  "repository": "https://github.com/reactjs/react-tutorial",
+  "website": "http://facebook.github.io/react/docs/tutorial.html",
+  "success_url": "/"
+}
+

package.json

@@ -26,5 +26,8 @@
   "bugs": {
     "url": "https://github.com/reactjs/react-tutorial/issues"
   },
-  "homepage": "https://github.com/reactjs/react-tutorial"
+  "homepage": "https://github.com/reactjs/react-tutorial",
+  "engines" : {
+    "node" : "0.12.x"
+  }
 }