Test and fix which closes #652.
Merge pull request #843 from linovia/master

Small typo in the ViewSet example.
Version 2.3.3
Merge branch 'master' of https://github.com/tomchristie/django-rest-framework
HyperlinkedIdentityField uses `lookup_field` kwarg.

According to the [Serializers API Guide][1], `HyperlinkedIdentityField`
takes `lookup_field` as a kwarg like the other related fields and the
generic views. However, this was not actually implemented.

[1]: http://django-rest-framework.org/api-guide/serializers.html#hyperlinkedmodelserializer
Merge pull request #844 from rouge8/hyperlinkedidentityfield-lookup_field

HyperlinkedIdentityField uses `lookup_field` kwarg.
Added @rouge8 for bugfix #844.  Thank you!
Update release-notes.md
Updated README.md
Another small typo in the ViewSet quick start.