title: Can not preview the welcome page in laravel 4.2
body: <p>I have installed laravel 4.2 in <code>http://localhost/laravel/varadha/</code></p>
  
  <p>According to Quick start guide of laravel if i visit <code>http://localhost/laravel/varadha/</code>, i should get a welcome message. but i am getting this message. </p>
  
  <p>Index of /laravel/varadha   Name    Last modified   Size    Description</p>
  
  <pre><code>Parent Directory         -   
  CONTRIBUTING.md     22-Jun-2014 20:28   146      
  app/    22-Jun-2014 20:28    -   
  artisan     22-Jun-2014 20:28   2.4K     
  bootstrap/  22-Jun-2014 20:28    -   
  composer.json   22-Jun-2014 20:28   697      
  composer.lock   22-Jun-2014 20:28    58K     
  laravel-master/     22-Jun-2014 20:30    -   
  phpunit.xml     22-Jun-2014 20:28   567      
  public/     22-Jun-2014 20:28    -   
  server.php  22-Jun-2014 20:28   519      
  vendor/     22-Jun-2014 20:29    -   
  </code></pre>
  
  <p>I am using wamp server.</p>
  
  <p>PHP 5.4.29.</p>
  
  <p>MYSQl 5.5.8</p>
  
  <p>Apache 2.2.17</p>