In fate#323743 the decision was made to drop dmraid from
the distribution. Along with the low business case for those
controllers and the support for linux softraid via mdadm
we also drop the support in kiwi for oem-ataraid-scan
Updates all XML descriptions to latest schema version and
also includes adaptions to the test XML descriptions for
testing the new Xen guest and server setup
If a kiwi initrd is used, the kernel used to build the kiwi
initrd and the kernel used in the system image must be the
same in order to avoid an inconsistent boot setup. This is
related to (bsc#1027610)
