protected function prepareExecute()
{
$this->checkAccess();
// Assets
BootstrapScript::css();
BootstrapScript::script();
Asset::addStyle('admin/css/admin.css');
Asset::addStyle('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.5.0/css/font-awesome.min.css');
// Language
TranslatorHelper::loadAll($this, 'ini');
}