fog/fog — pull request #1927 by tokengeek (2013-07-01 21:07:34+00:00)
Title: [cli] Changes `fog --version` short option to `-v`

Looking at a number of similar Ruby based tools, Bundler, Rubygems, Pry
and IRB all use lowercase v for the short option for `--version`

Ruby itself uses `-v` for verbose but without any further arguments
prints the version and exits.