-End of game a bit too verbose: should just say "Black win" ... + show PGN
-Styles must be improved (full width for smartphones, selectable text for PGN...)
+setStorage, updateStorage in case of computer game: fix that
+Implement chat (new mode ?! why not... still listen to oppid (dis)connect)
+Beautify styles
+Translations ? (probably not)
+Fill some puzzles: http://www.logicmazes.com/games/puz1to4.html