Merge branch 'v4' of http://git.ycjcjy.com/welcome/pc-welcome3 into v4

src/views/security/list.vue

@@ -71,8 +71,7 @@
               <template slot-scope="scope">
               <el-image preview
                   style="width: 100px; height: 100px"
-                  :src="scope.row.carImage"
-                  fit="fill"></el-image>
+                  :src="scope.row.carImage"></el-image>
               </template>
       </el-table-column>
        <el-table-column