EasyImage::init PHP Method

    public function init()
    {
        // Publish "retina.js" library (http://retinajs.com/)
        if ($this->retinaSupport) {
            Yii::app()->clientScript->registerScriptFile(Yii::app()->assetManager->publish(Yii::getPathOfAlias('easyimage.assets') . '/retina.min.js'), CClientScript::POS_HEAD);
        }
    }