code: function() {
  		
  		this.addController(jsCow.res.controller.buttongroup);
  		this.addModel(jsCow.res.model.buttongroup);
  		this.addView(jsCow.res.view.buttongroup);
  		
  		return this;
  	}
docs: The init method will be called by initializing the component.
  The model, view and controller should be set within this method.
  
  this.addController(jsCow.res.controller.buttongroup);
  this.addModel(jsCow.res.model.buttongroup);
  this.addView(jsCow.res.view.buttongroup);
  
  @method init
  @public
  @return {Object} Instance of the component itself.