- fixed .ovf xml format
  * need a space as separator between attributes
- unbroke manifest.mf file:
  * exclude new line between entries
- need to turn off multipath setup in device-mapper for EC2 images
  + with multipath enabled EC2 images will not boot
- added live ISO image example for 13.1
- fixed spec file (bnc #845853)
  * the PreReq's for kiwi-pxeboot were missing the shadow tools
    this is needed because the %post of kiwi-pxeboot checks for the
    user and group tftp and requires the tools useradd/groupadd to
    be installed at that time already