civicrm/civicrm-core — pull request #3477 by jaapjansma (2014-06-11 10:09:43+00:00)
Title: Record reminder sent activity on case when the source...

Fix for CRM-14840: Record reminder sent activity on case when the source activity is case activity

See the forum discussion: http://forum.civicrm.org/index.php/topic,33042.msg140710.html#msg140710 and the issue https://issues.civicrm.org/jira/browse/CRM-14840