清单对比，变更令相关

app/view/ledger/gather.ejs

@@ -29,7 +29,7 @@
                             <li class="nav-item">
                                 <a class="nav-link active" data-toggle="tab" href="#xmujie" role="tab">所属项目节</a>
                             </li>
-                            <li class="nav-item" style="display: none">
+                            <li class="nav-item">
                                 <a class="nav-link" data-toggle="tab" href="#change" role="tab">相关变更令</a>
                             </li>
                             <li class="nav-item">