[opensuse-arm] How to resize 13.2 Raspberry Pi image

Hello, I installed following image on a Raspberry Pi http://download.opensuse.org/repositories/devel:/ARM:/13.2:/Contrib:/RaspberryPi/images/openSUSE-13.2-ARM-JeOS-raspberrypi.armv7l-1.12.1-Build29.3.raw.xz It does work fine and I even now got my hardware...