https://gist.github.com/RomainMarecat/6477a8c5b1505913448be5d70958b319
http://stackoverflow.com/questions/39996357/cant-setup-gitlab-ci-with-a-symfony-project
https://codereviewvideos.com/course/your-own-private-github/video/php-continuous-integration-with-gitlab-ci
https://forum.gitlab.com/t/cant-setup-gitlab-ci-with-a-symfony-project/4785