* Add custom action class for version info
* Use args from CLI as prog for ArgumentParser object
* Make prog a required parameter of create_base_parser() and update all uses to pass in the newly required parameter.
* Add unit test for checking ansible --version
* Update other related unit tests
* Start of migration to argparse
* various fixes and improvements
* Linting fixes
* Test fixes
* Fix vault_password_files
* Add PrependAction for argparse
* A bunch of additional tweak/fixes
* Fix ansible-config tests
* Fix man page generation
* linting fix
* More adhoc pattern fixes
* Add changelog fragment
* Add support for argcomplete
* Enable argcomplete global completion
* Rename PrependAction to PrependListAction to better describe what it does
* Add documentation for installing and configuring argcomplete
* Address rebase issues
* Fix display encoding for vault
* Fix line length
* Address rebase issues
* Handle rebase issues
* Use mutually exclusive group instead of handling manually
* Fix rebase issues
* Address rebase issue
* Update version added for argcomplete support
* -e must be given a value
* ci_complete
* Once cli args are parsed, they're constant. So, save the parsed args
into the global context for everyone else to use them from now on.
* Port cli scripts to use the CLIARGS in the context
* Refactor call to parse cli args into the run() method
* Fix unittests for changes to the internals of CLI arg parsing
* Port callback plugins to use context.CLIARGS
* Got rid of the private self._options attribute
* Use context.CLIARGS in the individual callback plugins instead.
* Also output positional arguments in default and unixy plugins
* Code has been simplified since we're now dealing with a dict rather
than Optparse.Value
