Storage disks on s390 requires an information about the
type and the blocksize. In case these information is not
provided in the kiwi XML configuration, None was set as
value in the zipl configuration which lead to an error.
This commit provides default values for those parameters
nose is no longer maintained, thus we have to move to another
testing system. This commit updates the tox setup and all tests
to use pytest instead of nose.
As of today only the kiwi initrd could be used with an image
build. This commit adds a new initrd_system attribute and
allows to select between kiwi and dracut as initrd system.
Please note the dracut initrd does not support all features
of the kiwi initrd. This fixes#25
The interface class implements this with a raise condition
by default. For zipl no bootloader images needs to be created
Thus implement the method and pass
