Recommended update for python-kiwi

This update provides python-kiwi 8.30.1, which provides the following fixes:

- Fix PXE builder. Filesystem image rootfs was not in toplevel.
- Refactor ip link detection. There is no reliable way to check if a link is unplugged,
thus the system has to be changed.
- Ensure grub.cfg exists in EFI path for iso images.
- Delete no longer needed btrfs bootpath setup. (bsc#1030038)
- Fix bootloader menu title setup. (bsc#1032118)
- Avoid GRUB_DISTRIBUTOR setup in etc/default/grub. (bsc#1032119)
- Added "oem-nic-filter" element.
- Fix grub2 setup and tool calls.

This update was imported from the SUSE:SLE-12-SP2:Update update project.

Fixed bugs
bnc#1030038
kiwi-legacy: qcow2 image with btrfs and no swap creates wrong grub.cfg
bnc#1032119
kiwi should avoid touching GRUB_DISTRIBUTOR in /etc/default/grub
bnc#1032118
displayname attribute with VMX image type adds text in grub
Selected Binaries
openSUSE Build Service is sponsored by