Prep choices keys for DisplayField
Prep choices keys for DisplayField

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