App::Cmd::Command::version - display an app's version
This command will display the program name, its base class with version number,
and the full program name.
Ricardo Signes <firstname.lastname@example.org>
This software is copyright (c) 2016 by Ricardo Signes.
This is free software; you can redistribute it and/or modify it under the same
terms as the Perl 5 programming language system itself.