CRM-13720 - Add address fields to TopDonor report. Using getAddressColumns() instead of deprecated addAddressFields. Fixed notice in line 234 due to type not always set in $field array.

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* CRM-13720: Add address fields to Top Donors report
  http://issues.civicrm.org/jira/browse/CRM-13720
Merge pull request #1954 from davecivicrm/CRM-13720

CRM-13720 - Add address fields to TopDonor report. Using getAddressColum...