Drop .travis.yml

.travis.yml

@@ -1,41 +0,0 @@
-dist: xenial
-
-addons:
-  apt:
-    packages:
-      - ant-optional
-
-language: php
-
-php:
-  - "7.3"
-  - "7.2"
-  - "7.1"
-  - "7.4snapshot"
-  - "nightly"
-
-env:
-  - CONTAO_VERSION=contao/core-bundle ~4.4.0
-  - CONTAO_VERSION=contao/core-bundle ~4.5.0
-  - CONTAO_VERSION=contao/core-bundle ~4.6.0
-
-matrix:
-  exclude:
-  allow_failures:
-    - php: "nightly"
-    - php: "7.4snapshot"
-
-before_script:
-  - echo "memory_limit=-1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
-  - travis_retry composer self-update && composer --version
-  - travis_retry composer require $CONTAO_VERSION --no-update
-  - travis_retry composer update --prefer-dist --no-interaction
-
-script: ant -keep-going
-
-git:
-  depth: 2147483647
-
-cache:
-  directories:
-    - vendor