[Errno 111] Connection refused

getting a connection refused error when trying to download models:

```
from torch.utils import model_zoo as mz
mz.load_url("http://dl.yf.io/drn/drn_c_26-ddedf421.pth")
```

getting the following error:

urllib.error.URLError: <urlopen error [Errno 111] Connection refused>
