CRM-15536 fix - Scheduled reminders: Clarify "Limit to" and "Also include" UI to prevent user errors

https://issues.civicrm.org/jira/browse/CRM-15536
QA fix
indentation fix
CRM-11518 fix - Smart groups in scheduled reminders

https://issues.civicrm.org/jira/browse/CRM-11518
CRM-15536 fix - Scheduled reminders: Clarify "Limit to" and "Also include" UI to prevent user errors

https://issues.civicrm.org/jira/browse/CRM-15536
Merge pull request #4563 from monishdeb/CRM-15536

CRM-15536 fix - Scheduled reminders: Clarify "Limit to" and "Also includ...