Pin tox

`tox` v1.9.1 raises an error when doing a pip install, it looks like `deps` not installed are translated to `None` instead of being dropped from the list. https://travis-ci.org/incuna/django-user-management/jobs/55460730
incuna · Mar 23, 2015 · ae1f653 · ae1f653
1 parent 751fc9c
commit ae1f653
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -18,7 +18,7 @@ matrix:
     - env: TOX_ENV=py34-djangopre
 install:
   - psql -c 'CREATE DATABASE user_management' -U postgres;
-  - pip install tox coveralls
+  - pip install tox==1.9.0 coveralls
 script:
   - tox -e $TOX_ENV
 after_success: