CRM-15002 - Fix missing case types from case selectors (probably an error from typo when replacing CRM_Utils_Array instances with empty).

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* CRM-15002:
  https://issues.civicrm.org/jira/browse/CRM-15002
Merge pull request #3696 from davecivicrm/CRM-15002

CRM-15002 - Fix missing case types from case selectors (probably an erro...