title: Laravel 5.2 - Metatag canonical Url
body: <p>i'm tryng to integrate metatags in my layout laravel, </p>
  
  <p><strong>app.layouts</strong></p>
  
  <pre><code>&lt;title&gt;SiRegala.it - @yield('title')&lt;/title&gt;
  &lt;meta name="description" content="@yield('description')"/&gt;
  &lt;link rel="canonical" href="@yield('canonical')"/&gt;
  </code></pre>
  
  <p><strong>view</strong></p>
  
  <pre><code>@section('title')
  Homepage
  @stop
  @section('canonical') 
  &lt;?php echoURL::current(); ?&gt;
  @stop
  </code></pre>
  
  <p>i'm tryng to get current url of my view, but actually i get this error: </p>
  
  <blockquote>
    <p>Class 'echoURL' not found</p>
  </blockquote>
  
  <p>How can i get Current URL ? maybe with blade? i tryed to search some solution with blade but i did not find nothing. </p>
  
  <p>Thank you for your help!</p>