php-cs-fixer
lightbox

added renaming
added owner checks for lighbtox edits
refactoring
refactoring
Added job for thumbs and previews

- added abstract job for common function
- all jobs now share the same namespace
- duplicated code from AssetController, should be placed into own service
added dummy service
php-cs-fixer
Refactored code duplication into own service
code guideline
Merge branch 'feature-generateThumbAndPreviewCommand' into development