public static ModelNode AddResultScriptWebPart(this ModelNode model, ResultScriptWebPartDefinition definition, Action<ModelNode> action)
 {
     return model.AddDefinitionNode(definition, action);
 }
 public static ModelNode AddResultScriptWebPart(this ModelNode model, ResultScriptWebPartDefinition definition)
 {
     return AddResultScriptWebPart(model, definition, null);
 }