feat(layout): add front-end application skeleton

refs #59

app/components/App.js

@@ -3,16 +3,18 @@ import { Link } from 'react-router-dom'
 
 import { AppBar } from '@pubsweet/ui'
 
-const ElifeApp = ({ children }) => (
+const App = ({ children }) => (
   <div>
     <AppBar
-      brand={'eLife'}
-      user={{ username: 'Dummy User', admin: true }}
-      onLogoutClick={() => console.log('Logout clicked')}
+      brand="eLife"
       navLinkComponents={[<Link to="/">Dashboard</Link>]}
+      onLogoutClick={() => {
+        /* empty function for now */
+      }}
+      user={{ username: 'Dummy User', admin: true }}
     />
     <div>{children}</div>
   </div>
 )
 
-export default ElifeApp
+export default App