Getting http://sourceforge.net/projects/collada-dom/files/Collada DOM/Collada DOM 2.3/collada_dom-2.3.1-src.tgz to ./collada_dom-2.3.1-src.tgz
  % 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