cbmi/serrano — pull request #154 by murphyke (2014-02-26 17:14:04+00:00)
Title: Make field values endpoint paginate on queryset

Replace get_all_values and get_search_values methods with
get_values_queryset and get_search_values_queryset methods, respectively,
to allow values listings and values searches to be paginated efficiently.

This is an API-breaking change, because if anybody has subclassed
FieldValues to override the get_all_values or get_search_values methods,
their code will not be run as expected.

This change is paired with one to avocado.models.DataField in which a new
choices_queryset method is introduced.