Template command, update ref to base cmd
VCS command, updated ref to base cmd.
Commands, refactor, integrate help.
Utils, add doc string.
OptParser, update example.
Remove main.py, we have cli.py as main entry point.
vcs command setup.
optparser refactoring.
Commands: Refactoring, integration with CommandOptionParser.
TemplateCommand, wip.
CLI: Refactor launch code, create CliApplication.