Add exclusion for performance group to phpunit.xml.dist

phpunit.xml.dist

@@ -48,4 +48,10 @@
             <directory>./tests/Doctrine/Tests/DBAL</directory>
         </testsuite>
     </testsuites>
+
+    <groups>
+        <exclude>
+            <group>performance</group>
+        </exclude>
+    </groups>
 </phpunit>
\ No newline at end of file

tests/Doctrine/Tests/DBAL/Performance/TypeConversionPerformanceTest.php

@@ -9,6 +9,7 @@ use Doctrine\Tests\DbalPerformanceTestCase;
  * Class TypeConversionPerformanceTest
  * @package Doctrine\Tests\DBAL\Performance
  * @author Bill Schaller
+ * @group performance
  */
 class TypeConversionPerformanceTest extends DbalPerformanceTestCase
 {