送礼物优化。送礼物增加麦位小红心，异步

application/index/controller/Plantask.php

@@ -162,6 +162,7 @@ class Plantask extends Controller
         }
 
         //魅力值自增
+        $seatdata['charm'] = intval($seatdata['charm']);
         $seatdata['charm'] += $giftValue;
 
         //重新设置