Better messaging for list-apps
Fixing params property name
Passing arguments to command
Better formatting in app list
App info command added
Formatting
List versions command
Hijacking logging to faciliate more output control
Accidentally a
Better chainability of commands
Implemented status command
Formatting consistency
More elegant combination of commands
Using format helper to clean up logging a little
Show latest version in list-versions output
Implementing deploy-version command

Version promotes an already existing version to be the latest version
(which will be served when the app is requested).
Consistency in return type and `this` usage
Support for optional parameters in help command
Command parameter validation