autoyast: flag second_stage: enable/disable second stage installation
moved minimal installation to a central place in inst_finish
moved minimal configuration to a central place
packaging
Update yast2-installation.changes

fixed bugzilla id
typo
removed clone and cio_ignore
Merge pull request #231 from yast/review_140825_autoyast_minimal_configuration

[Review] Request from 'schubi2' @ 'yast/yast-installation/review_140825_autoyast_minimal_configuration'