-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/gtk2-2.4.14.zip (gtk-wimp, gtkglext, gtk, glib, atk, pango, iconv etc)
-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/libxml2-2.6.2.zip
-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/STLport-4.6.2.zip
-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/zlib1-1.2.1.zip (for archivezip module)
-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/libpng-1.2.5.zip (for imagepng module)
-- http://zerowing.idsoftware.com/files/radiant/developer/1.5/mhash-0.9.1.zip (for q3map2)