CS-fixer is a dependency of build-parallel
No need to `cd` to the php-cs-fixer dir
Merge pull request #4321 from Ocramius/hotfix/cs-fixer-installation

Hotfix/cs fixer installation
Merge branch 'hotfix/4321'

Close #4321
Revert addition of docblock to test asset

- Broke test, as test was not expecting/generating docblock
Merge branch 'hotfix/code-generator-test'

Fixes failing test due to docblock addition