Desired tags (draft)

[wierus]

For track:
- Artist; [?, Artists]
- Genre; [*, Genres]
- Lirycs; [1, string]
- Number; [1, int]

For album:
- Album artist; [?, Artists]
- Country; [?, Countries]
- Label; [?, Label]
- Year; [?, int]

Tables:
- Artists;
- Countries;
- Genres;
- Labels;