Usage

```
# Get token from spotify for use in other scripts
$ spotify_token
>> {"access_token": "ABCDETOKEN", "expires_in": 28800}

# download users_20170401.gz
$ spotify_users ABCDETOKEN 2017-04-01

# download tracks_20170401.gz
$ spotify_tracks ABCDETOKEN 2017-04-01

# download streams_20170401.gz (For country AT)
$ spotify_streams ABCDETOKEN 2017-04-01 AT
```