Zetris big update

Zetris big update is ready!

- Improved UI
- Buttons animation
- Leaderboard
- Better music

Please review the game, write only your honest opinion.
I hope you will enjoy playing Zetris for a lot of hours and even days over days.
The new upgrade makes the game faster, better and much more fun.

Can you be in top 10 players in the leaderboard?
Let me know about other thing or mods you would like in the game in the community page.