Mbo object to represent MaxUserStatus, a historical log of user status changes.
A row is also created when a user is first added to the database.
These statuses are for a user (MaxUser.status).
The user's status as of the ChangeDate.
Valid statuses are in valuelist MAXUSERSTATUS.
The status currently in effect for a user is also stored on MaxUser.status.
UserID
The user who had the specified status as of the specified ChangeDate.
Foreign key to MaxUser.