setup a cleaner CI job

.gitlab-ci.yml

@@ -2,8 +2,8 @@ stages:
   - test
 
 before_script:
-  - apt-get update
-  - apt-get install --yes zip unzip
+  - apt-get -qq update
+  - apt-get -qq install --yes zip unzip
   - curl https://composer.github.io/installer.sig > installer.sig
   - php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
   - php -r "if (hash_file('SHA384', 'composer-setup.php') === file_get_contents('installer.sig')) { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
@@ -14,6 +14,5 @@ unit_otcore:
   stage: test
 
   script:
-    - cd ./ot_core
-    - php ../composer.phar install
-    - ./.Build/bin/phpunit -c ./Tests/Build/UnitTests.xml
+    - php ../composer.phar --quiet --no-interaction --working-dir ./ot_core install
+    - ./ot_core/.Build/bin/phpunit -c ./ot_core/Tests/Build/UnitTests.xml