TODO

   1 Issue: embedded rules language not updated when language is set (in Analyse, Game and Problems)
   2 Also: if new live game starts in background, "new game" notify OK but not first move (not too serious however)
   3 On smartphone for Teleport, Chakart, Weiqi and some others: option "confirm moves on touch screen"
   4 (=> comme pour corr) + option "confirm moves in corr games"?
   5
   6 https://www.chessvariants.com/winning.dir/kinglet.html
   7 you need to win all the pawns to win the game
   8 kings are not royal
   9
  10 Rampage Chess: Any Unit May move to any empty square that is guarded. A King cannot make a special move to get out of check.
  11
  12 https://www.chessvariants.com/rules/pacifist-chess (1 et 2, utilisant somme values ou nb pièces)
  13
  14 Swap chess: Friendly pieces may swap places
  15
  16 https://www.chessvariants.com/crossover.dir/koopachess.html
  17 --> Can a stunned piece capture? Maybe not. ...recover? After 5 moves? Never?
  18
  19 https://www.chessvariants.com/diffmove.dir/checkers.html --> "Forward"
  20 in 1974 by Hans Multhopp
  21
  22 Clorange:
  23 Clockwork Orange Chess (Fergus Duniho,
  24 1999). https://www.chessvariants.com/other.dir/clockworkorange.html
  25 implem : pieces code, yellow/red, easy
  26
  27 https://www.chessvariants.com/difftaking.dir/replacement.html
  28
  29 https://www.chessvariants.com/other.dir/pocket.html
  30 https://www.chessvariants.com/other.dir/fugue.html
  31 https://www.chessvariants.com/rules/spartan-chess
  32 https://www.chessvariants.com/mvopponent.dir/avalanche.html
  33
  34 https://www.chessvariants.com/mvopponent.dir/hypnotic-chess.html
  35 https://www.chessvariants.com/mvopponent.dir/mesmer-chess.html
  36
  37 =====
  38
  39 fanorona https://fr.wikipedia.org/wiki/Fanorona
  40 Yoté https://fr.wikipedia.org/wiki/Yot%C3%A9 http://www.zillionsofgames.com/cgi-bin/zilligames/submissions.cgi/92187?do=show;id=960
  41 gess https://en.wikipedia.org/wiki/Gess
  42 weiqi (check if landed stone captures, walk on connected components), go13, go9, gomoku, reversi
  43   first click show the stone, second click confirm the move?
  44 avalam, qoridor (wider lines in another color, vr.lines [npt static get] for this one ?), xiangqi, draughts, draughts8
  45 (puis quand hexaboards peut-être: hexavariants + Hex)
  46 Byo-yomi possible: 1h+b15,5m (15 pierres 5 minutes)