title: Upgrade to PHP 5.4 on MAC and remove version 5.3.10
body: <p>I would tring to update my php version to the version 5.4. </p>
  
  <p>When I'm looking via /usr/local/bin/php -v in the console I see the version 5.4.3 and with php -v it tell me there is the version 5.3.10 installed.</p>
  
  <p>How can I remove the older version?</p>