[CLNUP] cleanup scripts
Merge branch 'sleepless' of https://github.com/amatveyakin/underworld into sleepless
[CLEANUP] Refactor player init system a bit
[FEAT] Support sockets in underworld

1. Refactor bots IO to TextIOWrapper
2. Support sockets via socket.makefile( ) -> TextIOWrapper
3. Separate bot name field in game.json
[DOC] An example for tcp sockets
[BUG] tiny fix

Change self.process.kill( ) to self.cleanup( ) was forgotten
[BUG] Don't kick anyone if the plugin died
[BUG] fix some error handling
[DOC] An example for UNIX sockets
[FEAT] Stratum development - first VM game played