CRM-14492 - Show admin-only price fields on front end event info and event registration pages if the user is logged in and has administer CiviCRM permission.

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* CRM-14492:
  https://issues.civicrm.org/jira/browse/CRM-14492
Merge pull request #3006 from davecivicrm/CRM-14492

CRM-14492 - Show admin-only price fields on front end event info and eve...