code: public KeyValueNode<String> getAdditionalPublicanCfgNode(final String name) {
          return !publicanCfgs.containsKey(name) ? null : publicanCfgs.get(name);
      }
docs: Gets the custom additional publican.cfg node for the specified name.
  
  @param name The custom configuration name.
  @return The additional publican.cfg node, or null if it doesn't exist.