add check sounds - #594

public/javascripts/big.js

@@ -1057,7 +1057,8 @@ lichess.storage = {
       tournament2nd: 'Tournament2nd',
       tournament3rd: 'Tournament3rd',
       tournamentOther: 'TournamentOther',
-      berserk: 'Berserk'
+      berserk: 'Berserk',
+      check: 'Check'
     };
     for(var i = 0; i <= 10; i++) names['countDown' + i] = 'CountDown' + i;
 

public/sound/standard/Check.mp3

@@ -0,0 +1 @@
+../Silence.mp3

public/sound/standard/Check.ogg

@@ -0,0 +1 @@
+../Silence.ogg

public/sound/test.html

@@ -41,7 +41,8 @@
       tournament2nd: 'Tournament2nd',
         tournament3rd: 'Tournament3rd',
     tournamentOther: 'TournamentOther',
-    berserk: 'Berserk'
+    berserk: 'Berserk',
+    check: 'Check'
   };
     for(var i = 0; i <= 10; i++) soundNames['countDown' + i] = 'CountDown' + i;
       $.each(soundSets, function (i, soundSet) {

ui/round/src/ctrl.js

@@ -180,6 +180,7 @@ module.exports = function(opts) {
         },
         check: o.check
       });
+      if (o.check) $.sound.check();
     }
     if (o.clock) {
       var c = o.clock