Fix bonus case

module/item-sort.js

@@ -114,7 +114,7 @@ export class RdDItemSort extends Item {
     let bonusCaseList = this.buildBonusCaseList(sort.data.bonuscase, false);
     for( let bc of bonusCaseList) {
       if (bc.case == coordTMR) { // Case existante
-        return bc.bonus;
+        return Number(bc.bonus);
       }
     }
     return 0;