CRM-15642 Modified use location widget to include supplemental addresses 1 & 2

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* CRM-15642: Unable to select similar locations in Event Location tab
  https://issues.civicrm.org/jira/browse/CRM-15642
Merge pull request #4616 from Edzelopez/CRM-15642

CRM-15642 Modified use location widget to include supplemental addresses...