civicrm/civicrm-core — pull request #1779 by pratik-joshi (2013-10-10 11:00:43+00:00)
Title: CRM-13563 fix: exclude the 'save and new' button on form for group search context

did a bit of code improvement as well

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* CRM-13563: Registering a group of contacts for an event from Manage group option gets error when "Save and New" button is selected.
http://issues.civicrm.org/jira/browse/CRM-13563