Updated tests

.travis.yml

@@ -1,9 +1,12 @@
 language: python
 python:
-  - "3.4"
   - "3.5"
   - "3.6"
+
 # command to install dependencies
-install: "pip install -r requirements.txt"
+install:
+  - pip install -r requirements.txt
+  - python setup.py install
+
 # command to run tests
 script: pytest