code: public static SizeConfig imports(Xml root)
      {
          Check.notNull(root);
  
          final Xml node = root.getChild(NODE_SIZE);
          final int width = node.readInteger(ATT_WIDTH);
          final int height = node.readInteger(ATT_HEIGHT);
  
          return new SizeConfig(width, height);
      }
docs: Import the size data from configurer.
  
  @param root The root reference (must not be <code>null</code>).
  @return The size data.
  @throws LionEngineException If unable to read node.