CRM-15490: fix for additional activity same as parent

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* CRM-15490: Recurring Activities Using Core Recursion
  https://issues.civicrm.org/jira/browse/CRM-15490
Merge pull request #4583 from deepak-srivastava/CRM-15490

CRM-15490: fix for additional activity same as parent
CRM-15617 SYBUNT report doesn't have Add Contacts to Group Option
Merge pull request #4588 from rohankatkar/CRM-15617

CRM-15617 SYBUNT report doesn't have Add Contacts to Group Option