Merge pull request #145 from jsuchome/Code-11-SP3

- Warn the user if Chef could overwrite her changes (bnc#803358).
fixed /sbin/yast2 to start correctly in non UTF-8 environment
bump version
Merge pull request #170 from gabi2/Code-11-SP3

fixed /sbin/yast2 to start correctly in non UTF-8 environment bnc #827031
different check for Chef (bnc#803358)