added logic to deal with multi-value display fields in result rows
added logic to deal with multi-value display fields in result rows

altanawealth/django-report-builder,BrendanBerkley/django-report-builder,AbhiAgarwal/django-report-builder,BrendanBerkley/django-report-builder,AbhiAgarwal/django-report-builder,AbhiAgarwal/django-report-builder,altanawealth/django-report-builder,altanawealth/django-report-builder,BrendanBerkley/django-report-builder