Add files for Travis CI and PyPI

.travis.yml

@@ -0,0 +1,7 @@
+language: python
+python:
+  - "2.6"
+  - "2.7"
+  - "3.2"
+  - "3.3"
+script: nosetests

requirements.txt

@@ -0,0 +1 @@
+docopt