command :logout do |c|
  c.syntax = 'ios logout'
  c.summary = 'Remove account credentials'
  c.description = ''

  c.action do |args, options|
    say_error "You are not authenticated" and abort unless Security::InternetPassword.find(:server => Cupertino::ProvisioningPortal::HOST)

    if Security::InternetPassword.delete(:server => Cupertino::ProvisioningPortal::HOST)
      say_ok "Account credentials removed"
    else
      say_error "Error removing credentials"
    end
  end
end