Use django-admin instead of django-admin.py.

Author: jezdez

tox.ini

@@ -36,7 +36,7 @@ setenv =
     PYTHONPATH = {toxinidir}
 commands =
     npm install
-    {envbindir}/coverage run --source pipeline {envbindir}/django-admin.py test {posargs:tests}
+    {envbindir}/coverage run --source pipeline {envbindir}/django-admin test {posargs:tests}
     {envbindir}/coverage report
     {envbindir}/coverage xml
 whitelist_externals = npm