- fixed return value in cpi initscript (#541389)
    - updated zfcpconf.sh script from dracut
    - added device-mapper support into zipl (#546280)
    - added missing check and print NSS name in case an NSS has been IPLed
        (#546297)
    - added device_cio_free script and its symlinks
    - added qualified return codes and further error handling in znetconf
        (#548487)