- show CLI some love
- add javadoc
- remove weird en passant bug
- add move counter
- add move history?
- make a.i. able to find checkmate (done, check if still buggy)
- add a way to interrupt
- change position representation
- add numbers and characters to board
- fix window sizes
- undo needs to update checkmate/stalemate/...
- add site report
- add marmor texture
- add white A.I.
- add choose option for promotions
- teach A.I. double / triple pawn rule
- improve A.I. speed
- fix Game#equals()
- fix Game#hashCode()