feature：优化主页和tabbar的代码

custom-tab-bar/index.wxml

@@ -1,7 +1,7 @@
 <!--custom-tab-bar/index.wxml-->
 <cover-view class="tab-bar">
   <cover-view class="tab-bar-border"></cover-view>
-  <cover-view wx:for="{{list}}" wx:key="index" class="tab-bar-item" data-path="{{item.pagePath}}" data-index="{{index}}" bindtap="switchTab">
+  <cover-view wx:for="{{list}}" wx:key="pagePath" wx:for-index="index" class="tab-bar-item" data-path="{{item.pagePath}}"  bindtap="switchTab">
     <cover-image class="item-image" src="{{selected === index ? item.selectedIconPath : item.iconPath}}"></cover-image>
     <cover-view class="item-view" style="color: {{selected === index ? selectedColor : color}}">{{item.text}}</cover-view>
   </cover-view>

pages/home/home.js

@@ -142,7 +142,7 @@ Page({
       var key = 'home_device_list' + wx.getUserInfo().userId;
       var saveStr = wx.getStorageSync(key) || "[]";
       var devList = JSON.parse(saveStr);
-      console.log("获取设备1："+saveStr);
+      // console.log("获取设备1："+saveStr);
       this.setData({
         deviceList: devList
       });
@@ -165,7 +165,7 @@ Page({
               break;
             }
           }
-          console.log("获取设备："+JSON.stringify(backData));
+          // console.log("获取设备："+JSON.stringify(backData));
           if (findElement) {
             oldList.pop(findElement);
           }

pages/home/home.wxml

@@ -5,7 +5,7 @@
 
   <view class="hello" style="margin-top: {{navBarHeight}};">下午好，昵称XXX</view>
   <swiper class="banner" indicator-dots="true" autoplay="3000">
-    <swiper-item class="bannerItem" wx:for="{{bannerList}}" wx:key="item">
+    <swiper-item class="bannerItem" wx:for="{{bannerList}}" wx:key="item.url">
       <image src="{{item}}" mode="widthFix" style="flex: 1;" />
     </swiper-item>
   </swiper>