removed useless trait

Author: mirko-pagliai

src/TestSuite/TestCase.php

@@ -19,14 +19,12 @@
 use DatabaseBackup\Utility\BackupExport;
 use DatabaseBackup\Utility\BackupManager;
 use MeTools\TestSuite\TestCase as BaseTestCase;
-use Tools\TestSuite\BackwardCompatibilityTrait;
 
 /**
  * TestCase class
  */
 abstract class TestCase extends BaseTestCase
 {
-    use BackwardCompatibilityTrait;
     use BackupTrait;
 
     /**