Add coverage support

Author: Guilherme Gondim

.travis.yml

@@ -4,8 +4,13 @@ python:
   - 3.4
   - 3.5
   - 3.6
+install:
+  - pip install coverage
+  - pip install coveralls
 script:
-  - python baseconv.py
+  - coverage run baseconv.py
+after_success:
+  - coveralls
 branches:
   only:
     - master

README.rst

@@ -1,9 +1,15 @@
 baseconv
 ========
 
+.. image:: https://badge.fury.io/py/python-baseconv.svg
+    :target: http://badge.fury.io/py/django-smuggler
+
 .. image:: https://travis-ci.org/semente/python-baseconv.svg?branch=master
     :target: https://travis-ci.org/semente/python-baseconv
 
+.. image:: https://coveralls.io/repos/semente/python-baseconv/badge.png?branch=master
+    :target: https://coveralls.io/r/semente/python-baseconv?branch=master
+
 Copyright (c) 2010, 2011, 2012, 2015, 2017 Guilherme Gondim.
 All rights reserved.