Rearrange app directory structure

client/source/scripts/app.js

@@ -0,0 +1,18 @@
+import { createStore, applyMiddleware } from 'redux';
+import { Provider } from 'react-redux';
+import React from 'react';
+import ReactDOM from 'react-dom';
+import thunkMiddleware from 'redux-thunk';
+
+import App from './containers/App';
+import rootReducer from './reducers/rootReducer';
+
+const createStoreWithMiddleware = applyMiddleware(thunkMiddleware)(createStore);
+
+let store = createStoreWithMiddleware(rootReducer);
+
+ReactDOM.render(
+  <Provider store={store}>
+    <App />
+  </Provider>, document.getElementById('app')
+);