def reset!
      self.client_id     = ENV['FIXER_CLIENT_ID']
      self.client_secret = ENV['FIXER_CLIENT_SECRET']
      self.adapter       = DEFAULT_ADAPTER
      self.endpoint      = ENV['FIXER_ENDPOINT'] || DEFAULT_ENDPOINT
      self.user_agent    = DEFAULT_USER_AGENT
      self.aws           = nil
      self.queue         = ENV['FIXER_QUEUE'] || DEFAULT_QUEUE
      self
    end
def reset!
      self.client_id     = ENV['FIXER_CLIENT_ID']
      self.client_secret = ENV['FIXER_CLIENT_SECRET']
      self.adapter       = DEFAULT_ADAPTER
      self.endpoint      = ENV['FIXER_ENDPOINT'] || DEFAULT_ENDPOINT
      self.user_agent    = DEFAULT_USER_AGENT
      self.aws           = nil
      self.queue         = ENV['FIXER_QUEUE'] || DEFAULT_QUEUE
      self
    end
Reset configuration options to their defaults