Add specs
Fix preview
Adds permission specs
Fix preview permissions
Fix work package preview permission
Make preview a normal view
Add 'nothing to preview' message
Authorize through #find_optional_project
Reset order of preview texts
Add preview object authorization specs
Authorize preview object access
Preview caption reflects the previewed attribute
Add changelog entry
Fix comment layout
Merge pull request #1000 from opf/fix/new_preview_2029

[FIX] News preview 2029
Update CHANGELOG.md
Add spec
Fix WP copy without project cross references
Merge pull request #1058 from netfighter/bugfix/3118_copying_work_package_to_new_project
Add changelog entry