code: private void addNewGenderName(EntityIdValue entityIdValue, String name) {
  		this.genderNames.put(entityIdValue, name);
  		this.genderNamesList.add(entityIdValue);
  	}
docs: Adds a new gender item and an initial name.
  
  @param entityIdValue
  the item representing the gender
  @param name
  the label to use for representing the gender