tomchristie/django-rest-framework — pull request #227 by mammique (2012-07-12 13:14:40+00:00)
Title: add_query_param should preserve previous querystring

The way add_query_param works overrides previous querystring, I think it should keep it as the function is named **add**_query_param and as keeping previous querystring is convenient (e.g. containing the current pagination's selection).