Like to be able to filter the errors and warnings per module, i am not that interrested in errors and warnings of Mendix modules.
Oh, and an empty caption does not meen the button is invisible, there can be an icon on a button.
In general, this should be overhauled. In some cases, the Modeler isn't right. An option to mark warnings as ignored (with a message and the person who did that would also be great.