assets/bootstrap/bootstrap2.php
<?php
return [
'versions' => [
'2.3.2' => [
'css' => '//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css',
'js' => '//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js',
],
],
'require' => [
'asset' => 'jquery',
],
];