This update fixes issues for yast2-bootloader, yast2-storage, and libstorage:

yast2-bootloader:

- Fix translating multipath udev names when activating partition (bsc#1073827)
- Does no longer repropose configuration in autoyast confirm mode (bsc#1081967)
- Fix setting pmbr flag in autoyast (bsc#1081967)
- Prevent crash when doing backup of boot sector (bsc#1067131)
- Fix detection of upgrade of grub2 (bsc#1059603)
- Prevent crash when upgrading via DVD (bsc#1059603)

yast2-storage:

- Mask systemd mount and swap units while expert partitioner is running to prevent some
race conditions from happening. (bsc#1073633)

libstorage:

- Improve handling of udev ids starting with dm-uuid for partitions on multipath
(bsc#1099394)
- Don't discard the stored volume label before it is applied (bsc#1061850)

This update was imported from the SUSE:SLE-12-SP3:Update update project.