Install developer dependencies on travis

hydrosquall · hydrosquall · commit 57aee5c6bce0 · 2017-11-03T15:18:49.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -8,6 +8,7 @@ python:
 - '3.5'
 install:
 - pip install -r requirements.txt
+- pip install -r requirements_dev.txt
 script:
 - python -m unittest discover
 notifications:
