hide comments count. code review by Guanning

@@ -168,6 +168,9 @@
             &.focus {
                 color: #000;
             }
+                .comments-num {
+                    display: none;
+                }
         }
         .comment-nav {
             border-right: 1px solid #ccc;

 <ul id="nav-tab" class="nav-tab clearfix">
-    <li class="comment-nav">商品评价(<span class="comments-num">{{commentsNum}}</span>)</li>
+    <li class="comment-nav">商品评价<span class="comments-num">{{commentsNum}}</span></li>
     <li class="consult-nav">购买咨询(<span class="consults-num">{{consultsNum}}</span>)</li>
 </ul>
 <div id="feedback-content" >