Show match URL in confirmation prompt

An output example:

```
Genre for album:
    3 Doors Down - Away From the Sun
URL:
    http://rateyourmusic.com/release/album/3_doors_down/away_from_the_sun/
3 Doors Down - Away From the Sun (CD, Universal Music, 2002)
[A]pply, More candidates, Set url, sKip?
```

This looks more like the import confirmation prompt and shows the URL of the match, which is important for those who want to manually confirm it.