proper maintenance target
Removed obsolete nfsboot service handling

- bnc#867766
Changes file entry and a new version
Merge pull request #28 from kobliha/SLE-12-GA

Removed obsolete service (nfsboot) handling
Merge branch 'SLE-12-GA'

Conflicts:
	Rakefile
Merge pull request #29 from kobliha/no_nfsboot_service_also_in_master

Removed obsolete service (nfsboot) handling
fixed string substitution in a translated message

- 3.1.11