Merge pull request #5609 from owncloud/fix_delete_user2

use getHome() to delete users data

lib/private/user.php

@@ -200,7 +200,7 @@ class OC_User {
 				OC_Preferences::deleteUser($uid);
 
 				// Delete user files in /data/
-				OC_Helper::rmdirr(OC_Config::getValue('datadirectory', OC::$SERVERROOT . '/data') . '/' . $uid . '/');
+				OC_Helper::rmdirr(\OC_User::getHome($uid));
 
 				// Remove it from the Cache
 				self::getManager()->delete($uid);