Fixed #3847 - log module versions
Merge pull request #61 from mbacovsky/3847_log_plugin_versions

Fixed #3847 - log module versions
fixes #3741 - shell exits on any error
shell - filter commands and options
interactive - ask for credentials in interactive mode
interactive - fixes in tests plus saving options into context
fixes #3629 - shell completion
refs #3629 - option value completion for normalizers
refs #3629 - removed old completion code