remove & before function
Merge pull request #2985 from eileenmcnaughton/tests

remove & before function
fatal error fixes due to bad merge CRM-14276

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* CRM-14276: Hook for display name
  https://issues.civicrm.org/jira/browse/CRM-14276
Merge pull request #2987 from kurund/CRM-14276

fatal error fixes due to bad merge CRM-14276