Getting http://releases.mozilla.org/pub/mozilla.org/addons/3703/russian_spellchecking_dictionary-0.4.4-fx+tb+sm.xpi to ./russian_spellchecking_dictionary-0.4.4-fx+tb+sm.xpi % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 curl: (22) The requested URL returned error: 404 Not Found