Use git version of djangotoolbox when running tests

Author: aburgel

.travis.yml

@@ -23,6 +23,7 @@ matrix:
 install:
   - pip install git+http://github.com/django-nonrel/django@nonrel-$DJANGO_VERSION
   - pip install git+http://github.com/django-nonrel/django-dbindexer@master
+  - pip install git+http://github.com/django-nonrel/django-toolbox@master
   - python setup.py install
 
 script: cd tests && python runtests.py