code: function() {
  	
        this.subfieldWrapper = inputEx.cn('div', {className: "inputEx-SerializedField-SubFieldWrapper"});
        this.fieldContainer.appendChild( this.subfieldWrapper );
        
  		var config = {parentEl: this.subfieldWrapper};
  		lang.augmentObject(config, this.options.subfield);
        this.subField = inputEx( config, this);
     }
docs: Render the subfield