Test with python 3.4 and 3.5

Author: laurynas

.travis.yml

@@ -4,6 +4,8 @@ python:
 - 2.7
 - 3.2
 - 3.3
+- 3.4
+- 3.5
 install:
 - if [[ $TRAVIS_PYTHON_VERSION == 2.6 ]]; then pip install importlib unittest2; fi
 - pip install -r requirements.txt