clean up database model setting

lib/relay/app.relay.js

@@ -0,0 +1,15 @@
+import 'babel-polyfill';
+
+import App from './components/App';
+import AppHomeRoute from './routes/AppHomeRoute';
+import React from 'react';
+import ReactDOM from 'react-dom';
+import Relay from 'react-relay';
+
+ReactDOM.render(
+  <Relay.RootContainer
+    Component={App}
+    route={new AppHomeRoute()}
+  />,
+  document.getElementById('root')
+);