hotfix historique

js/model/historyItem.js

 {
     constructor(_source, _target, _times)
     {
-        this.sourceTube = _tbAIndex;
-        this.targetTube = _tbBIndex;
+        this.sourceTube = _source;
+        this.targetTube = _target;
         this.times = _times;
     }
 }