处理了tween对象未记录的bug

FreeCombo/scripts/FreeAwardEffect.js

@@ -47,7 +47,7 @@ cc.Class({
 
         this.playFx(index+1);
         this.mySprite.spriteFrame = this.spriteList[index];
-        cc.tween(this.node)
+        this.tween = cc.tween(this.node)
             .by(0.4, { scale: 1.2, position: cc.v2(0, 0) }, { easing: 'backOut' })
             .by(0.8, { scale: 0, position: cc.v2(0, 0) })
             .to(0.4, { scale: 0 }, { easing: 'backIn' })