change configuration.xml and add bootstrap.php

Signed-off-by: Jonas Sulzer <jonas@violoncello.ch>

tests/bootstrap.php

@@ -0,0 +1,15 @@
+<?php
+if (!defined('PHPUNIT_RUN')) {
+	define('PHPUNIT_RUN', 1);
+}
+require_once __DIR__ . '/../../../lib/base.php';
+if (!class_exists('\PHPUnit\Framework\TestCase')) {
+	require_once('PHPUnit/Autoload.php');
+}
+\OC_App::loadApp('user_external');
+
+$dummyClass = \OC::$SERVERROOT . '/tests/lib/Util/User/Dummy.php';
+if(file_exists($dummyClass)) {
+	require_once($dummyClass);
+}
+OC_Hook::clear();