title: PHP version not equal to Homebrew's on OSX
body: <p>I'm using OSX, I just installed php71 using</p>
  
  <pre><code>brew install php71
  </code></pre>
  
  <p>when I run </p>
  
  <pre><code>php -v
  </code></pre>
  
  <p>I get the correct php version. However if I unlink php71 using</p>
  
  <pre><code>brew unlink php71
  </code></pre>
  
  <p>And i run </p>
  
  <pre><code>php -v
  </code></pre>
  
  <p><strong>I still see that php71 is installed.</strong></p>
  
  <p>Any idea how I can fix this? I'm trying to get php56 to be the current one.</p>