refactorout generic mbr and activation of partition and cover it with
tests
separate making backups
do not have singleton to allow caching calls
abstract access to mbr_disk
abstract access to bootloader_devices
remove duplicite log message
move to own methods activate and install generic mbr
remove just hidding method
use better method name
rubyfi disks_to_rewrite
reduce duplicities
refactor getting partition to activate
DRY setting parted flags
fail quickly for invalid device
refactor out some responsibilities
make comment more clear
use ruby native to_i instead specific integer conversion
remove unused methods that duplicite mbr_update work
changes from review
Merge pull request #171 from yast/refactor_out_generic_mbr

Refactor out generic mbr