title: Composer error: "PHP extension fileinfo is missing from your system"
body: <p>I'm trying to install Laravel package Intervention Image and when I run <code>composer update</code>:</p>
  
  <pre><code>Your requirements could not be resolved to an installable set of packages.
  
    Problem 1
      - intervention/image 2.0.5 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - intervention/image 2.0.4 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - intervention/image 2.0.3 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - intervention/image 2.0.2 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - intervention/image 2.0.1 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - intervention/image 2.0.0 requires ext-fileinfo * -&gt; the requested PHP extension fileinfo is missing from your system.
      - Installation request for intervention/image 2.* -&gt; satisfiable by intervention/image[2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5].
  </code></pre>
  
  <p>I have php 5.4 and the extension is enabled in <code>php.ini</code>, and in <code>phpinfo()</code>:</p>
  
  <pre><code>                    fileinfo
  
  fileinfo support                  enabled
  version                           1.0.5
  </code></pre>
  
  <p>and restarted apache... but still no luck.</p>