add Travis CI integration

This will allow Travis CI to run tox to check for test failures.

diff --git a/.travis.yml b/.travis.yml
new file mode 100644 (file)
index 0000000..a95d9e8
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,8 @@
+language: python
+python:
+    - 2.7
+
+install:
+    - pip install tox
+
+script: tox -rv