TODO

   1 PROBABLY WON'T FIX:
   2 Embedded rules language not updated when language is set (in Analyse, Game and Problems)
   3 If new live game starts in background, "new game" notify OK but not first move.
   4
   5 NEW VARIANTS:
   6 https://www.chessvariants.com/mvopponent.dir/hypnotic-chess.html
   7 https://www.chessvariants.com/mvopponent.dir/mesmer-chess.html
   8 https://www.reddit.com/r/TotemChess/comments/imi3v7/totem_rules/
   9 --> replaced by "Joker" chess --> start on bishop of our color (instead),
  10     moves like a Bishop + Dabbabah, can swap with a piece *on same color* (as a move) at anytime. hmm
  11     or rather: start as in Antiking + Mesmer, in front of. moves like an amazon. swap with any color. better!
  12 http://history.chess.free.fr/rollerball.htm
  13   https://www.chessvariants.com/40.dir/rollerball/index.html
  14
  15 https://www.pychess.org/variant/shogun
  16 https://www.chessvariants.com/other.dir/fugue.html
  17 https://www.chessvariants.com/rules/spartan-chess
  18 https://www.chessvariants.com/incinf.dir/bario.html
  19   https://www.chessvariants.com/index/listcomments.php?order=DESC&itemid=Bario
  20   https://www.bario-chess-checkers-chessphotography-spaceart.de/
  21   https://le-cdn.website-editor.net/20ef5f800ea646c29f6852cfc5ceda07/dms3rep/multi/opt/BAR028-e15a849c-960w.jpg
  22
  23 https://musketeerchess.net/games/musketeer/index.php Attention règle de promotion + SVG / PNG
  24 https://musketeerchess.net/games/cerebral/rules/rules.php : from Titan, should be easy
  25
  26 Non-chess:
  27 gomoku, avalam, draughts, draughts8
  28 Yoté https://fr.wikipedia.org/wiki/Yot%C3%A9 http://www.zillionsofgames.com/cgi-bin/zilligames/submissions.cgi/92187?do=show;id=960
  29 Fanorona https://fr.wikipedia.org/wiki/Fanorona
  30
  31 (puis quand hexaboards peut-être: hexavariants + Hex)
  32 qoridor (wider lines in another color ?)