省略号，默认头像 bug修改

src/views/modules/master/masternotice.vue

@@ -50,7 +50,7 @@
             {{scope.$index+1}}
           </template>
         </el-table-column>
-        <el-table-column prop="noticeTitle" label="通知标题" header-align="center" align="center"></el-table-column>
+        <el-table-column prop="noticeTitle" label="通知标题" header-align="center" align="center" :show-overflow-tooltip='true' width="200"></el-table-column>
         <el-table-column prop="nickName" label="发布人" header-align="center" align="center"></el-table-column>
         <el-table-column prop="manageFlag" label="发布人身份" header-align="center" align="center" :formatter="manageFlagFormat"></el-table-column>
         <el-table-column prop="readCount" label="已阅读人数" header-align="center" align="center" :formatter="readCountFormat"></el-table-column>

src/views/modules/master/masternoticedetail.vue

@@ -19,7 +19,7 @@
               :show-header="showHeader">
             <el-table-column width="60">
               <template slot-scope="scope">
-                <img :src="scope.row.userAvatar" width="40" height="40" class="head_pic"/>
+                <img :src="scope.row.userAvatar === ''?'https://elink-esua-epdc.oss-cn-qingdao.aliyuncs.com/esua-epdc/test/20200320/db5fae187ff74be483e0ebd8371377a9.jpg':scope.row.userAvatar" width="40" height="40" class="head_pic"/>
               </template>
             </el-table-column>
             <el-table-column
@@ -37,7 +37,7 @@
               :show-header="showHeader">
             <el-table-column width="60">
               <template slot-scope="scope">
-                <img :src="scope.row.userAvatar" width="40" height="40" class="head_pic"/>
+                <img :src="scope.row.userAvatar === ''?'https://elink-esua-epdc.oss-cn-qingdao.aliyuncs.com/esua-epdc/test/20200320/db5fae187ff74be483e0ebd8371377a9.jpg':scope.row.userAvatar" width="40" height="40" class="head_pic"/>
               </template>
             </el-table-column>
             <el-table-column

src/views/modules/master/mastertopic.vue

@@ -63,7 +63,7 @@
             {{scope.$index+1}}
           </template>
         </el-table-column>
-        <el-table-column prop="topicContent" label="话题内容" header-align="center" align="center" width="200"></el-table-column>
+        <el-table-column prop="topicContent" label="话题内容" header-align="center" align="center" width="200" :show-overflow-tooltip='true'></el-table-column>
         <el-table-column prop="nickName" label="发言人" header-align="center" align="center"></el-table-column>
         <el-table-column prop="browseNum" label="浏览数" header-align="center" align="center"></el-table-column>
         <el-table-column prop="commentNum" label="评论数" header-align="center" align="center"></el-table-column>