class Pfm::Command::Validate

we delegate the request to the specified validator.
argument is a valid validator name, like `pfm validate server-build -h`,
"--help". Here we override that behavior such that if the first
In the Base class, this is defined to be true if any args match "-h" or

def needs_help?(params)
  return false if have_validator?(params[0])
  super
end