CHANGELOG updated

framework/CHANGELOG.md

@@ -176,8 +176,9 @@ Yii Framework 2 Change Log
 - Enh #4559: Added `beforeValidateAll` and `afterValidateAll` callbacks to `ActiveForm` (Alex-Code)
 - Enh #4566: Added client validation support for image validator (Skysplit, qiangxue)
 - Enh #4581: Added ability to disable url encoding in `UrlRule` (tadaszelvys)
-- Enh #4602: Added $key param in ActionColumn buttons Closure call (disem)
 - Enh #4597: `yii\composer\Installer::setPermission()` supports setting permission for both directories and files now (qiangxue)
+- Enh #4602: Added $key param in ActionColumn buttons Closure call (disem)
+- Enh #4630: Added automatic generating of unique slug value to `yii\behaviors\Sluggable` (klimov-paul)
 - Enh #4644: Added `\yii\db\Schema::createColumnSchema()` to be able to customize column schema used (mcd-php)
 - Enh #4656: HtmlPurifier helper config can now be a closure to change the purifier config object after it was created (Alex-Code)
 - Enh: Added support for using sub-queries when building a DB query with `IN` condition (qiangxue)