Switch to Travis-CI.com

CONTRIBUTING.md

@@ -135,7 +135,7 @@ Before you submit a pull request, check that it meets these guidelines:
    contain a set of commits with the functionality implemented and a set of
    other small fixes.
 4. The pull request should work for Python 3.6 onwards on Travis CI.
-5. Check https://travis-ci.org/IFCA/caso/pull_requests to ensure the tests pass
+5. Check https://travis-ci.com/github/IFCA/caso/pull_requests to ensure the tests pass
    for all supported Python versions and platforms.
 
 ### Coding Standards

README.md

@@ -2,7 +2,7 @@
 
 <img src="https://github.com/IFCA/caso/raw/master/doc/source/static/caso.png" width="300">
 
-[![Travis](https://img.shields.io/travis/IFCA/caso.svg)](https://travis-ci.org/IFCA/caso)
+[![Travis](https://img.shields.io/travis/IFCA/caso.svg)](https://travis-ci.com/github/IFCA/caso)
 [![Coveralls](https://img.shields.io/coveralls/IFCA/caso.svg)](https://coveralls.io/github/IFCA/caso)
 [![PyPI](https://img.shields.io/pypi/v/caso.svg)](https://pypi.python.org/pypi/caso)
 [![Python versions](https://img.shields.io/pypi/pyversions/caso.svg)](https://pypi.python.org/pypi/caso)