Add the ability to output the response to JSON, YAML or save to file

[wizedkyle]

Is your feature request related to a problem? Please describe.
Currently the CLI only supports outputting formatted JSON however, people may require outputting to JSON, YAML or saving to file.

Describe the solution you'd like
Update the cmdutils.Output function to support outputting as JSON, YAML or saving to a file in one of the formats.