Anki add-on: Explain deletions

Explain why notes are deleted. It helps to debug. This add-on is incompatible with at least two other add-ons. Those three add-ons are merged in https://ankiweb.net/shared/info/777545149

GitHub repository: arthur-milchior/anki-note-deletion
Repository description: add the reason for deletion in deleted.txt
Languages: Python