code: public Properties getFeatureProperties() {
  		Properties properties = new Properties();
  		for (String name : features.keySet()) {
  			properties.setProperty(name, features.get(name).spec());
  		}
  		return properties;
  	}
docs: The configured features in a format that can be consumed by a
  PropertyFeatureProvider.
  
  @return features in the right format.