Trying to fix unit test by making it a DB test case (so Config is set to use...

Trying to fix unit test by making it a DB test case (so Config is set to use the tests config and Mysqli would be detected)

tests/PHPUnit/Core/TravisEnvironmentTest.php

@@ -7,7 +7,7 @@ use Piwik\Translate;
  *
  * @group Core
  */
-class TravisEnvironmentTest extends PHPUnit_Framework_TestCase
+class TravisEnvironmentTest extends DatabaseTestCase
 {
     public function testUsageOfCorrectMysqlAdapter()
     {