Remove travis.yml

.travis.yml

@@ -1,23 +0,0 @@
-sudo: required
-
-language: generic
-
-services:
-  - docker
-
-before_install:
-  - travis_retry sudo apt update -qq
-  - travis_retry sudo apt install -qq --no-install-recommends python2.7 python3
-  - sudo pip install tox>=2.0
-  # https://github.com/travis-ci/travis-ci/issues/6069#issuecomment-266546552
-  - git remote set-branches --add origin master
-  - git fetch
-
-before_script:
-  # we want to fail fast on tox errors without having to `docker build` first
-  - tox
-
-script:
-  # simply makes sure the Docker image builds and run
-  - docker build --tag=buildozer .
-  - docker run buildozer --version