yiisoft/yii2 — pull request #5367 by SDKiller (2014-10-06 03:13:54+00:00)
Title: Added encodeLabel param to \yii\grid\DataColumn

Use case:

```
echo GridView::widget([
...
'columns' => [
...
[
'attribute' => 'created_at',
'label' => '',
'encodeLabel' => false,
...
],
```