0.52 version released

Whats new in 0.52 version?

It's huge.

- Added game lobby where you add bots and real players to play together. To add real player, you need to have him in your friends list.

- Fixed critical bug on server side, where player surrenders or disconnects from game and all players on the server get their server data reset.

- Added invite to game lobby tab in chat panel

- Added game manual to the game, to get information about the game logic

- Added forgot password option when signing in

- Some other bug fixes

- Prepared for realease on steam!!!