LiveReload using Rails 4

custom-livereload-injection.html.erb

<% if Rails.env.development? %>
  <script>document.write('<script src="http://' + (location.host || 'localhost').split(':')[0] + ':35729/livereload.js?snipver=1"></' + 'script>')</script>
<% end %>

development.rb

# in config/environments/development.rb
config.assets.digest = false
config.assets.debug = false

rack-livereload.html

<script type="text/javascript" src="http://localhost:35729/livereload.js?"></script>

rails-default-asset-references.html

<link rel="stylesheet" media="all" href="/assets/welcome.self-e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855.css?body=1" data-turbolinks-track="true" />
<link rel="stylesheet" media="all" href="/assets/application.self-e80e8f2318043e8af94dddc2adad5a4f09739a8ebb323b3ab31cd71d45fd9113.css?body=1" data-turbolinks-track="true" />
<script src="/assets/jquery.self-c64a74367bda6ef8b860f19e74df08927ca99d2be2ac934e9e92d5fd361e0da4.js?body=1" data-turbolinks-track="true"></script>
<script src="/assets/jquery_ujs.self-d602bdfe68ffc63b9f9cc512872aa3cfff046228a0a36e90dd476e8ef54c1b09.js?body=1" data-turbolinks-track="true"></script>
<script src="/assets/turbolinks.self-c37727e9bd6b2735da5c311aa83fead54ed0be6cc8bd9a65309e9c5abe2cbfff.js?body=1" data-turbolinks-track="true"></script>
<script src="/assets/welcome.self-877aef30ae1b040ab8a3aba4e3e309a11d7f2612f44dde450b5c157aa5f95c05.js?body=1" data-turbolinks-track="true"></script>
<script src="/assets/application.self-3b8dabdc891efe46b9a144b400ad69e37d7e5876bdc39dee783419a69d7ca819.js?body=1" data-turbolinks-track="true"></script>

rails-fixed-asset-references.html

<link rel="stylesheet" media="all" href="/assets/application.css" data-turbolinks-track="true" />
<script src="/assets/application.js" data-turbolinks-track="true"></script>