[Tb] How does TB decide which editors to show in the preferences

I'd like to use SubEthaEdit (and have it installed) but it doesn't show
up in the list.

Thanks,

-- 
Gary Warren King, Lab Manager
EKSL East, University of Massachusetts * 413 577 0176
"... we have to recognise that the poor are an asset, hardworking and 
decent people. But with policies that discourage them, how do we expect 
them to improve their lot?"
-- Dr Anna Tibaijuka, The executive director of UN-Habitat