def reset
      self.adapter        = DEFAULT_ADAPTER
      self.api_version    = DEFAULT_API_VERSION
      self.user_agent     = DEFAULT_USER_AGENT
      self.timeout        = DEFAULT_TIMEOUT
      self.open_timeout   = DEFAULT_TIMEOUT
      self.api_key        = nil
      self.proxy          = nil
    end
def reset
      self.adapter        = DEFAULT_ADAPTER
      self.api_version    = DEFAULT_API_VERSION
      self.user_agent     = DEFAULT_USER_AGENT
      self.timeout        = DEFAULT_TIMEOUT
      self.open_timeout   = DEFAULT_TIMEOUT
      self.api_key        = nil
      self.proxy          = nil
    end
Public: Reset all valid options to their defaults.

 Returns nothing.