Drop references to now unused travis

Author: philpep

CONTRIBUTING.rst

@@ -7,9 +7,6 @@ First, thanks for contributing to testinfra and make it even more awesome !
 Pull requests
 =============
 
-Regardless the review by a developer, a pull request will trigger automatic
-tests on https://travis-ci.org/pytest-dev/pytest-testinfra/
-
 You're encouraged to setup a full test environment, to add tests and check if
 all the tests pass *before* submitting your pull request. To run the complete
 test suite you must install:

MANIFEST.in

@@ -16,7 +16,6 @@ include dev-requirements.txt
 include test-requirements.txt
 include LICENSE
 exclude .editorconfig
-exclude .travis.yml
 exclude .gitignore
 prune doc/build
 prune .github

doc/source/conf.py

@@ -133,7 +133,6 @@
     "github_user": "pytest-dev",
     "github_repo": "pytest-testinfra",
     "github_button": True,
-    "travis_button": True,
     "extra_nav_links": {
         "View on github": "https://github.com/pytest-dev/pytest-testinfra",
     },