Merge pull request #3986 from AltSchool/docs/dynamic-rest

Add a reference to the dynamic-rest addon

docs/api-guide/serializers.md

@@ -1076,6 +1076,10 @@ The [django-rest-framework-gis][django-rest-framework-gis] package provides a `G
 
 The [django-rest-framework-hstore][django-rest-framework-hstore] package provides an `HStoreSerializer` to support [django-hstore][django-hstore] `DictionaryField` model field and its `schema-mode` feature.
 
+## Dynamic REST
+
+The [dynamic-rest][dynamic-rest] package extends the ModelSerializer and ModelViewSet interfaces, adding API query parameters for filtering, sorting, and including / excluding all fields and relationships defined by your serializers.
+
 [cite]: https://groups.google.com/d/topic/django-users/sVFaOfQi4wY/discussion
 [relations]: relations.md
 [model-managers]: https://docs.djangoproject.com/en/dev/topics/db/managers/
@@ -1087,3 +1091,4 @@ The [django-rest-framework-hstore][django-rest-framework-hstore] package provide
 [django-rest-framework-gis]: https://github.com/djangonauts/django-rest-framework-gis
 [django-rest-framework-hstore]: https://github.com/djangonauts/django-rest-framework-hstore
 [django-hstore]: https://github.com/djangonauts/django-hstore
+[dynamic-rest]: https://github.com/AltSchool/dynamic-rest