add publish to pypi from travis

Author: matthewfl

.travis.yml

@@ -1,10 +1,17 @@
 language: python
 python:
-  - 2.6
-  - 2.7
+- 2.6
+- 2.7
 install:
-  - python setup.py develop
-  - pip install -r requirements.txt
-  - pip install -r test-requirements.txt
-script: 
-  - python setup.py test
+- python setup.py develop
+- pip install -r requirements.txt
+- pip install -r test-requirements.txt
+script:
+- python setup.py test
+deploy:
+  provider: pypi
+  user: balanced-butler
+  password:
+    secure: jH1XW+hl+KInnde014cvX8mH5ZRiqXsxMRflR2DEs/na5mK/1LFzFt2iwgN9XwkkmXJYLPr6LA3pSLqHTMKXs8RrHaM1uXmEckXL48jcy0YkQ0+2Cl0EKcbmS8OnqIcjY3g5xFBbsFPjuRx6uJYFksJ3QatTuxkDcY/hQOc6IZg=
+  on:
+    tags: true