Add Travis CI build configuration and README badge.

Author: lapets

.travis.yml

@@ -0,0 +1,15 @@
+notifications:
+  email:
+    on_success: never
+    on_failure: always
+language: python
+python:
+  - "3.8"
+cache: pip
+install:
+  - pip install pylint
+  - pip install coverage
+  - pip install .
+script:
+  - pylint published
+  - nosetests

README.rst

@@ -4,12 +4,15 @@ published
 
 Python library that serves as an example/template for a package publishing guide.
 
-|pypi|
+|pypi| |travis|
 
 .. |pypi| image:: https://badge.fury.io/py/published.svg
    :target: https://badge.fury.io/py/published
    :alt: PyPI version and link.
 
+.. |travis| image:: https://travis-ci.com/python-supply/published.svg?branch=master
+   :target: https://travis-ci.com/python-supply/published
+
 Purpose
 -------
 This library is an illustration of the various tasks and components involved in the process of publishing a small open-source Python package on PyPI, including establishment of linting standards, implementation of unit tests, measurement of coverage, and basic continuous integration.