minor bug fix + UI update

minor bug fix

version update + miner bug fix

Bug fixes, ad-mob ads applied

[Important Notice]
When you install the new version, all previously played data and retained properties  are initialized.
 If you want to keep the existing data, please refrain from updating it.

- The game has been renewed.
- Free use of all fighters.
- Use Full Power to clear more easily.

1. Add New Products
2. Change video ad compensation
3. Change the Upgrade method

1. Add New Products
2. Change video ad compensation
3. Change the Upgrade method

1. login streak reward modify

2. 'Starter pack' Item Reward Up / menu position change

3. 50% discount on 'Double gold' item sales