Travis ci integration (#267)

* Initial travis-ci integration

* Format code base to PEP8

.travis.yml

@@ -0,0 +1,13 @@
+language: python
+
+python:
+  - "2.6"
+  - "2.7"
+install:
+  - pip install -r requirements.txt
+  - pip install -r requirements-test.txt
+  - pip install -q coverage coveralls --use-wheel
+script: py.test --cov=puppetboard --pep8  -v
+
+after_success:
+  - coveralls