title: Ramsey Uuid is not working on newly installed laravel 5.4
body: <p>I have installed laravel 5.4 and Ramsey Uuid was already in it and I tried to use it. Following is the code</p>
  
  <p><strong>HomeController.php</strong></p>
  
  <pre><code>use Ramsey\Uuid\Uuid;
  use Ramsey\Uuid\Exception\UnsatisfiedDependencyException;
  $uuid1 = Uuid::uuid1(); 
  echo $uuid1-&gt;toString() . "\n";
  </code></pre>
  
  <p>But it is giving me following error.</p>
  
  <blockquote>
    <p>Caught exception: When calling
    Ramsey\Uuid\Converter\Time\DegradedTimeConverter::calculateTime on a
    32-bit system, Moontoast\Math\BigNumber must be present.</p>
  </blockquote>
  
  <p>I have installed ramsey/uuid version 3.6.1</p>
  
  <p>Any suggestions please, what could be the solution?</p>