klen/django_markdown — pull request #25 by evidens (2014-02-21 09:03:15+00:00)
Title: Patching use of deprecated django.utils.simplejson

I got the following error:
```
DeprecationWarning: django.utils.simplejson is deprecated; use json instead.
from django.utils import simplejson
```
Patch from https://github.com/joshuakarjala/sorl-thumbnail/commit/04e019507ff9841443ae0b252aed2dc2472743ff