* Prevent users finding themselves in the autocompleter
* Enforce the non self user limitation in the contracts
* Begin of the insertionIn case a share forEnd of the insertion Begin of the deletion Hide (only display?/disable) "?remove?" and role selection Action menu on already added user if that user isEnd of the deletion the current Begin of the insertionuser already exists when opening the modal, display it as not editable/removable.End of the insertion Begin of the deletion user.End of the deletion