Add Travis integration

Author: marselester

.travis.yml

@@ -0,0 +1,15 @@
+language: python
+python:
+  - 2.7
+  - 3.3
+  - 3.4
+install:
+  - pip install ujson simplejson --use-mirrors
+  - python setup.py install
+script: nosetests tests
+notifications:
+  email:
+    recipients:
+      - marselester@ya.ru
+    on_success: change
+    on_failure: change

README.rst

@@ -2,6 +2,9 @@
 JSON log formatter
 ==================
 
+.. image:: https://travis-ci.org/marselester/json-log-formatter.png
+   :target: https://travis-ci.org/marselester/json-log-formatter
+
 The library helps you to store logs in JSON format. Why is it important?
 Well, it facilitates integration with **Logstash**.