[Buildroot] [PATCH] php: security bump to version 5.5.18

[Bernd Kuhls]

Gustavo Zacarias <gustavo at zacarias.com.ar> wrote in 
news:1413481717-9541-1-git-send-email-gustavo at zacarias.com.ar:

> -PHP_VERSION = 5.5.17
> +PHP_VERSION = 5.5.18

Acked-by: Bernd Kuhls <bernd.kuhls at t-online.de>