everything in your link is legally wrong and not applicable. Cases have been fought and won in court on this very issue and the mod authors presently in the MC community are in the legal wrong.
durham industries vs Tomy corp
Galoob vs Nintendo
Sega vs Accolade
Check for the legality of the case for the Morrowind compilation.
Not a single mod author for MC stands a chance in court against a modpack maker.