We would like to see an option that the whole project is read only after it's completed so new comments can't be left unless the project is reopened by an admin. We have had several users that go into a completed project and want to make changes so they leave a comment in the updates and/or on the p...

It would be very helpful if someone has commented on a proof, then deletes their comment because it's not need anymore or they were mistaken, that the comment does not show up in the updates section OR has a line through it, something to show it was deleted. We have had a few times where people have...