Update README.md

Author: Igor Chepurnoy

README.md

@@ -5,6 +5,7 @@ Yii2-rbac provides a web interface for advanced access control and includes foll
 
 - Allows CRUD operations for roles, permissions, rules
 - Allows to assign multiple roles or permissions to the user
+- Allows to create console migrations
 - Integrated with [yii2mod/base](https://github.com/yii2mod/base)
 
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