Merge pull request #12 from varkoly/master

mdb backend integration in yast
update kerberos stash on password change
update deprecated function call
fix Master Setup sequence
fix missing declarations
update version information
Merge pull request #13 from ckornacker/master

several bugfixes
deprecate maintainer file
adapt Rakefile to submit to correct build service project in maintenance branch SLE-12-GA
Revert "adapt Rakefile to submit to correct build service project in maintenance branch SLE-12-GA"

This reverts commit f6d261e56e8c738a76b6f1869feab0ce25633584.
897441 - Yast2 Certificate module are broken