content: import React from 'react'
  import { render } from "react-dom"
  import { Router, Route, browserHistory, IndexRoute } from "react-router"
  import { Dashboard } from './Dashboard'
  import Login from '../containers/Login'
  import Register from '../containers/Register'
  import { Profile } from './Profile'
  export const App = (props) => {
      return (
          <Router history={browserHistory}>
              <Route path={"/"} component={Dashboard} >
                  <IndexRoute component={Login} ></IndexRoute>
                  <Route path={"login"} component={Login} />
                  <Route path={"register"} component={Register} />
              </Route>
              <Route path={"profile"} component={Profile} />
          </Router>
      );
  }