CRM-15197 - Fix for WebTest_Contact_AddTest::testIndividualAddWithShared...

...Address related to success status changes. Test will still fail due to bug reported in CRM-15287.

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* CRM-15197:
  https://issues.civicrm.org/jira/browse/CRM-15197
* CRM-15287:
  https://issues.civicrm.org/jira/browse/CRM-15287