Cleanup.

Author: eerimoq

.travis.yml

@@ -1,12 +1,16 @@
 language: python
+
 python:
   - "2.7"
   - "3.6"
+
 install:
   - pip install coveralls
   - pip install -r requirements.txt
+
 script:
   - coverage run --source=bitstruct setup.py test
   - make test-sdist
+
 after_success:
   coveralls