[BUGFIX] Image alignment is broken
[TASK] Remove unneeded collection levels
[FEATURE] Added Subheader option to Headline element
[TASK] Fix recursion error and add package dependency
[TASK] Make Templates compatible with asset implementation
[TASK] Add title property to headline
[BUGFIX] Headlines are not editable

This change adds a condition to render the Neos data attributes
while logged in. This keeps the old behavior if no use is
authenticated.
[TASK] Update composer.json
[TASK] Update composer.json
[FEATURE] Add Orbit slider