added support for interactive mode for important metadata changing commands
bringing back lost import statement
cosmetic changes
added a comment about "auto" argument
fixed a typo in a the comment about the "auto" argument
Updating setmetadata test to honor the new "auto" argument
Merge branch 'master' of https://github.com/voldemort/voldemort into admin_tool_enhancements
fixed a bug that prevented interactive mode from running for set-metadata stores.xml
another bugfix in set-metadata stores.xml
Merge pull request #159 from suletm/admin_tool_enhancements

Admin tool enhancements