Fixed use of linuxefi/initrdefi commands for recovery grub2 setup
Fixed backup of disk layout in recovery mode

kiwi recovery creates a backup of the disk layout which includes
bootloader code and partitions. For GPT there was no code to
correctly store the table
Call updateProtectiveMBR in GPT recovery mode

for some reasons parted leaves an active partition in the
protective MBR which can cause some EFIs to ignore the disk
Fixed use of uninitialized value
Make sure the preferlvm attribute is inherited

If this information is not present the useLVM
method in KIWIGlobals will not be able to provide
the correct result whether LVM is used or not
- v5.06.168 released