Merge pull request #81 from BrainBuzzer/master

[ci] Add pending migration check

Author: nemesifier

.travis.yml

@@ -31,6 +31,7 @@ install:
 
 script:
   - coverage run --source=django_netjsongraph runtests.py
+  - if [[ $TRAVIS_PYTHON_VERSION == 3.4 ]]; then ./tests/manage.py makemigrations --dry-run | grep "No changes detected"; fi
 
 after_success:
   coveralls