[TASK] Drop the Travis CI builds (#56)

We've moved to GitHub Actions (and will add GitLab CI) instead.

.travis.yml

@@ -1,66 +0,0 @@
-sudo: false
-
-language: php
-
-addons:
-  apt:
-    packages:
-      - parallel
-
-services:
-  - mysql
-
-env:
-  global:
-  - typo3DatabaseHost=localhost typo3DatabaseName=typo3 typo3DatabaseUsername=travis typo3DatabasePassword=''
-
-cache:
-  directories:
-  - $HOME/.composer/cache
-
-before_install:
-- phpenv config-rm xdebug.ini || echo "xdebug not available"
-
-install:
-- >
-  composer require typo3/minimal:"$TYPO3";
-  composer show;
-- >
-  echo;
-  echo "Restoring the composer.json";
-  git checkout .;
-
-script:
-- >
-  echo;
-  echo "Running the functional tests";
-  composer ci:tests:functional;
-
-jobs:
-  include:
-  - stage: test
-    php: "7.3"
-    env: TYPO3=^9.5
-  - stage: test
-    php: "7.2"
-    env: TYPO3=^9.5
-  - stage: release to ter
-    if: tag IS present AND env(TYPO3_ORG_USERNAME) IS present AND env(TYPO3_ORG_PASSWORD) IS present
-    php: "7.2"
-    before_install: skip
-    install: skip
-    before_script: skip
-    script:
-    - >
-      echo;
-      echo "Preparing upload of release ${TRAVIS_TAG} to TER";
-      echo;
-      echo;
-      composer global require helhum/ter-client;
-    - >
-      TAG_MESSAGE=`git tag -n10 -l $TRAVIS_TAG | sed 's/^[0-9.]*[ ]*//g'`;
-      echo;
-      echo "Uploading release ${TRAVIS_TAG} to TER";
-      echo;
-      echo;
-      $HOME/.composer/vendor/bin/ter-client upload tea . -u "$TYPO3_ORG_USERNAME" -p "$TYPO3_ORG_PASSWORD" -m "$TAG_MESSAGE";

CHANGELOG.md

@@ -38,6 +38,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 ### Deprecated
 
 ### Removed
+- Drop the Travis CI builds (#56)
 - Drop obsolete `dividers2tabs` from the TCA (#44)
 - Drop obsolete parts from the README (#34)
 - Drop unneeded Travis CI configuration settings

README.md

@@ -1,6 +1,5 @@
 # Tea example
 
-[![Build Status](https://travis-ci.org/typo3-trainer-network/tea.svg?branch=master)](https://travis-ci.org/typo3-trainer-network/tea)
 [![CI Status](https://github.com/TYPO3-Documentation/tea/workflows/CI/badge.svg)](https://github.com/TYPO3-Documentation/tea/actions)
 [![Latest Stable Version](https://poser.pugx.org/ttn/tea/v/stable.svg)](https://packagist.org/packages/ttn/tea)
 [![Total Downloads](https://poser.pugx.org/ttn/tea/downloads.svg)](https://packagist.org/packages/ttn/tea)