User: dries Branch: HEAD Date: Tue, 01 Jun 2010 05:08:40 +0000 Modified files: /modules/system system.admin.inc Log message: - Patch #760170 by sivaji: custom date format string form accepts empty string input. Links: http://cvs.drupal.org/diff.php?path=drupal/modules/system/system.admin.inc&o...