CRM-13967

Public Mailing View page doesn't render hook tokens

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* CRM-13967: Public Mailing View page doesn't render hook tokens
  http://issues.civicrm.org/jira/browse/CRM-13967
CRM-13963 - CRM_Mailing_Page_View::run takes $contact_id as a param & then refers to $contactID

http://issues.civicrm.org/jira/browse/CRM-13963