Merge branch 'dev' of http://git.ycjcjy.com/SpaceOfCheng/wechat into dev

src/pages/user/receiveChannel/index.vue

   <div class="mainPage" v-if="show">
     <div class="residue">
       <i class="iconfont icon-gantanhao"></i>
-      <span>仅剩{{data.TotalCount - data.UsedCount}}张券可以领取！</span>
+      <span>仅剩{{data.TotalCount - data.SentCount}}张券可以领取！</span>
     </div>
     <div class="logo">
       <img :src="logo" alt="">