@@ -13,7 +13,6 @@  | 
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| 13 | 13 | namespace vistart\Models\traits;  | 
                                                        
| 14 | 14 | |
| 15 | 15 | use vistart\helpers\Number;  | 
                                                        
| 16 | -use yii\base\ModelEvent;  | 
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| 17 | 16 | |
| 18 | 17 | /**  | 
                                                        
| 19 | 18 | * Entity features concerning GUID.  |