Remove support for PHP 5.4
Remove support for PHP 5.4

It is EOL:
http://php.net/supported-versions.php

Branch: 5.4
Initial Release: 1 Mar 2012 (2 years, 11 months ago)
Active Support Until: 14 Sep 2014 (5 months ago)

Recras/php.tools,pm5/php.tools,Recras/php.tools,Shaked/php.tools,Recras/php.tools,junstyle/php.tools,junstyle/php.tools,Shaked/php.tools,webmechanicx/php.tools,pm5/php.tools,webmechanicx/php.tools,Shaked/php.tools,pm5/php.tools,webmechanicx/php.tools,junstyle/php.tools