#213 Fix `ModelSubSerializer` deserialization of JSON
#213 Fix `ModelSubSerializer` deserialization of JSON

Fix `ModelSubSerializer` to properly deserialize
JSON data into re-prefixed dictionary items.

This already seemed to work okay for multipart
form data, but not for JSON.

ic-labs/django-icekit,ic-labs/django-icekit,ic-labs/django-icekit,ic-labs/django-icekit