Removed django dependency for testing

Author: syrusakbary

.travis.yml

@@ -4,7 +4,6 @@ python:
 - 2.7
 install:
 - pip install pytest pytest-cov coveralls flake8
-- pip install -e .[django]
 - pip install git+https://github.com/dittos/graphql-py.git # Last version of graphql-py
 script:
 - py.test --cov=graphql_relay