New Feature - Restrict multiple logins

[a-worton]

My suggested feature is to allow an option to restrict number of concurrent logins, or to disable concurrent logins.

Thus if disabled, a user cannot login to another workstation without logging out of the previous one first.

[china]

I second this feature request. I guess it would rely on a copy of the tutor control program being open at all times on at least one control station (unless a database installation is going to take place), but this shouldn't be a problem (even if it just means leaving a copy of the control program running on a machine in a locked cupboard.