新增无限加载和滚动组件

src/packages/scroller/demo.vue

@@ -58,9 +58,6 @@
             > 
                 <div slot="list" class="nut-vert-list-panel">
                     <div class="nut-vert-list-item" v-for="(item, index) of listData2" :key="index">
-                        <div class="nut-scroller-item-img">
-                            <img src="" alt="" data-src="" class="load-err">
-                        </div>
                         <dl class="nut-scroller-item-info">
                             <dt>{{index}}防水升级版 蓝牙音箱 低音炮 IPX7设计 户外便携音响 迷你小音</dt>
                             <dd>2018-02-25</dd>