Remove calls to State.getStateNumber() --  confusing to identify vs. BurmInput.getStateNumber(), and throw a better diagnostic for an unlabeled input node
Remove calls to State.getStateNumber() --  confusing to identify vs. BurmInput.getStateNumber(), and throw a better diagnostic for an unlabeled input node

tom-harwood/jburg3,tom-harwood/jburg3,tom-harwood/jburg3