Add hash_property
Add scenario for sorting by title
No output needed
Try item_property
Make it fail
Revert "Make it fail"

This reverts commit c89e7539b86a483a2f8b14dd766ad90da1eb9773.
Use item_property
Fix output
Simplify config
Resolve conflict
Resolve second conflict
Fruity variables
Merge pull request #2345 from penibelst/sort-collection