Add config module
Alias config.arguments and setup from docopt
Refactor changelog
Cleanup and linting
Correct english
Move and generalise `extract_version_arguments`
Test config
Refactor vcs functions
Refactor testing module
Improve attributes coverage
Renamed run_tests command
Refactor packaging module
Refactor bump_version
Cleanup
Use subshell to avoid changing directories
Wrap sh calls to check for dry_run
Rename testing to verification

Don't make nosetests run itself
Port attributes to sh
Port changelog to sh
iterpipes => sh