Better launcher. Integrated server.

Added

• Implement launcher server connection feature.
• Implement integrated server. Used with --app=combined switch.
• Implement command line options override. Can override any config option (--option=value).
• Add save manipulation to launcher.
• Add ability to connect to a server from server list.
• Add ability to start game from world selection screen. Can be started in combined and dedicated server mode.

Fixed

• Fix client disconnection code.
• Fix client repeated connection to the same server.