TODO:

new server code:
  fix host game (still some problems)
  fix bots
  autostart network game on connect

coderework:
- new clean rendererarchitecture
- new gui system
- decouple physics and graphics fps

features:
- full unicode support (e.g. for Russian characters)
- more dedicated server options (black/whitelist, statistics, etc)
- vulkan api support

bugs:
- net bugs:
 - squeezing ball through blocking blobby ?  
     Please try to verify this
 - flat ball (replay Mr. Enderson)
- don't close chat if one player leaves the game
- whistle at the end of networkgame
- ... has won screen in replay player when game ended prematurely
- prevent hang when leaving network search state
- find reason for application lags

data:
- monochrome font
- more translation