code: @SuppressWarnings("unchecked")
      public List<ConfigProperty> getConfigProperties() {
          final Query query = pm.newQuery(ConfigProperty.class);
          query.setOrdering("groupName asc, propertyName asc");
          return (List<ConfigProperty>) query.execute();
      }
docs: Returns a list of ConfigProperty objects.
  @return a List of ConfigProperty objects
  @since 1.3.0