Refactoring test class
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
gitignore fix
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql
Merge branch 'master' of https://github.com/software-engineering-amsterdam/sea-of-ql