CRM-13027 - More detail for test

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* CRM-13027: Default getFields returns irrelevant custom-data fields
  http://issues.civicrm.org/jira/browse/CRM-13027
CRM-13027 - Pass api_v3_CustomValueContactTypeTest::testGetFields

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* CRM-13027: Default getFields returns irrelevant custom-data fields
  http://issues.civicrm.org/jira/browse/CRM-13027
Merge pull request #1574 from totten/master-getfields-tests

CRM-13027 - Regressions