adapt Rakefile to submit to correct build service project in maintenance branch SLE-12-GA
fix build target
Merge branch 'master' into SLE-12-GA
Avoid configuration where to MBR we want grub2 and also generic_mbr (bnc#893626)
release
Merge pull request #152 from yast/fix_clash_of_mbrs

Fix clash of mbrs
revert SLE-12 adaptation to build process
Merge pull request #153 from yast/merge_sle12

Merge sle12