4.5.6.1 Server Methods
- get_config()
- 
  Similar to req.get_config(), but returns a config pointed to
  byserver->module_configApache config vector.
- register_cleanup(request, callable[, data])
- 
  Registers a cleanup. Very similar to req.register_cleanup(), except
  this cleanup will be executed at child termination time. This function
  requires one extra argument - the request object.