Re-install huge so it will work correctly

.travis.yml

@@ -0,0 +1,38 @@
+language: php
+
+php:
+    - 5.6
+    - 7.0
+    - 7.1
+    - 7.2
+    - 7.3
+    - 7.4
+
+# optional, define the environment, in this case useful to test stuff that only runs in development / production
+env:
+  global:
+    - APPLICATION_ENV=testing
+
+before_install:
+    - sudo apt-get update > /dev/null
+
+before_script:
+    - sudo apt-get install apache2
+    - sudo a2enmod rewrite
+    # configure apache virtual hosts, create vhost via travis-ci-apache file template
+    - sudo cp -f travis-ci-apache /etc/apache2/sites-available/default
+    - sudo sed -e "s?%TRAVIS_BUILD_DIR%?$(pwd)?g" --in-place /etc/apache2/sites-available/default
+    - sudo service apache2 restart
+    # composer
+    - composer self-update
+    - composer install --prefer-source --no-interaction
+    # go to tests folder
+    - cd tests
+
+# run unit tests, create result file
+script: ../vendor/bin/phpunit --configuration phpunit.xml --coverage-text --coverage-clover=coverage.clover
+
+# gets tools from Scrutinizer, uploads unit tests results to Scrutinizer (?)
+after_script:
+   - wget https://scrutinizer-ci.com/ocular.phar
+   - php ocular.phar code-coverage:upload --format=php-clover coverage.clover