Boom Day: brawl cards

Jul 3, 2019

- Added the ability to improve the island;
- A new island has appeared - “Military base”;
- New maps: the epic "Bowlingist" and the legendary "The killer of the giants";
- Fixed minor bugs, made improvements, improved stability.

Bolans changes:
- Victories in battles and expeditions bring more coins,
- Significantly increased the parameters of all the legendary cards!